mirror of https://github.com/minetest/minetest.git
900 lines
21 KiB
C++
900 lines
21 KiB
C++
/*
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Minetest
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Copyright (C) 2021 Minetest
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "guiEditBox.h"
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#include "IrrCompileConfig.h"
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#include "IGUISkin.h"
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#include "IGUIEnvironment.h"
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#include "IGUIFont.h"
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#include "porting.h"
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#include "util/string.h"
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GUIEditBox::~GUIEditBox()
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{
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if (m_override_font)
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m_override_font->drop();
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if (m_operator)
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m_operator->drop();
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if (m_vscrollbar)
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m_vscrollbar->drop();
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}
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void GUIEditBox::setOverrideFont(IGUIFont *font)
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{
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if (m_override_font == font)
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return;
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if (m_override_font)
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m_override_font->drop();
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m_override_font = font;
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if (m_override_font)
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m_override_font->grab();
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breakText();
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}
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//! Get the font which is used right now for drawing
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IGUIFont *GUIEditBox::getActiveFont() const
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{
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if (m_override_font)
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return m_override_font;
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IGUISkin *skin = Environment->getSkin();
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if (skin)
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return skin->getFont();
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return 0;
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}
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//! Sets another color for the text.
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void GUIEditBox::setOverrideColor(video::SColor color)
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{
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m_override_color = color;
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m_override_color_enabled = true;
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}
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video::SColor GUIEditBox::getOverrideColor() const
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{
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return m_override_color;
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}
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//! Sets if the text should use the overide color or the color in the gui skin.
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void GUIEditBox::enableOverrideColor(bool enable)
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{
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m_override_color_enabled = enable;
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}
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//! Enables or disables word wrap
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void GUIEditBox::setWordWrap(bool enable)
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{
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m_word_wrap = enable;
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breakText();
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}
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//! Enables or disables newlines.
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void GUIEditBox::setMultiLine(bool enable)
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{
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m_multiline = enable;
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}
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//! Enables or disables automatic scrolling with cursor position
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//! \param enable: If set to true, the text will move around with the cursor position
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void GUIEditBox::setAutoScroll(bool enable)
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{
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m_autoscroll = enable;
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}
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void GUIEditBox::setPasswordBox(bool password_box, wchar_t password_char)
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{
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m_passwordbox = password_box;
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if (m_passwordbox) {
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m_passwordchar = password_char;
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setMultiLine(false);
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setWordWrap(false);
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m_broken_text.clear();
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}
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}
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//! Sets text justification
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void GUIEditBox::setTextAlignment(EGUI_ALIGNMENT horizontal, EGUI_ALIGNMENT vertical)
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{
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m_halign = horizontal;
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m_valign = vertical;
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}
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//! Sets the new caption of this element.
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void GUIEditBox::setText(const wchar_t *text)
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{
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Text = text;
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if (u32(m_cursor_pos) > Text.size())
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m_cursor_pos = Text.size();
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m_hscroll_pos = 0;
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breakText();
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}
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//! Sets the maximum amount of characters which may be entered in the box.
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//! \param max: Maximum amount of characters. If 0, the character amount is
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//! infinity.
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void GUIEditBox::setMax(u32 max)
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{
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m_max = max;
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if (Text.size() > m_max && m_max != 0)
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Text = Text.subString(0, m_max);
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}
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//! Gets the area of the text in the edit box
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//! \return Returns the size in pixels of the text
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core::dimension2du GUIEditBox::getTextDimension()
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{
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core::rect<s32> ret;
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setTextRect(0);
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ret = m_current_text_rect;
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for (u32 i = 1; i < m_broken_text.size(); ++i) {
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setTextRect(i);
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ret.addInternalPoint(m_current_text_rect.UpperLeftCorner);
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ret.addInternalPoint(m_current_text_rect.LowerRightCorner);
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}
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return core::dimension2du(ret.getSize());
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}
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//! Turns the border on or off
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void GUIEditBox::setDrawBorder(bool border)
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{
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m_border = border;
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}
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void GUIEditBox::setWritable(bool can_write_text)
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{
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m_writable = can_write_text;
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}
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//! set text markers
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void GUIEditBox::setTextMarkers(s32 begin, s32 end)
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{
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if (begin != m_mark_begin || end != m_mark_end) {
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m_mark_begin = begin;
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m_mark_end = end;
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sendGuiEvent(EGET_EDITBOX_MARKING_CHANGED);
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}
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}
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//! send some gui event to parent
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void GUIEditBox::sendGuiEvent(EGUI_EVENT_TYPE type)
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{
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if (Parent) {
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SEvent e;
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e.EventType = EET_GUI_EVENT;
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e.GUIEvent.Caller = this;
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e.GUIEvent.Element = 0;
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e.GUIEvent.EventType = type;
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Parent->OnEvent(e);
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}
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}
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//! called if an event happened.
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bool GUIEditBox::OnEvent(const SEvent &event)
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{
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if (isEnabled()) {
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switch (event.EventType) {
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case EET_GUI_EVENT:
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if (event.GUIEvent.EventType == EGET_ELEMENT_FOCUS_LOST) {
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if (event.GUIEvent.Caller == this) {
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m_mouse_marking = false;
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setTextMarkers(0, 0);
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}
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}
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break;
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case EET_KEY_INPUT_EVENT:
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if (processKey(event))
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return true;
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break;
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case EET_MOUSE_INPUT_EVENT:
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if (processMouse(event))
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return true;
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break;
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#if (IRRLICHT_VERSION_MT_REVISION >= 2)
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case EET_STRING_INPUT_EVENT:
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inputString(*event.StringInput.Str);
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return true;
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#endif
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default:
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break;
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}
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}
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return IGUIElement::OnEvent(event);
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}
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bool GUIEditBox::processKey(const SEvent &event)
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{
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if (!event.KeyInput.PressedDown)
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return false;
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bool text_changed = false;
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s32 new_mark_begin = m_mark_begin;
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s32 new_mark_end = m_mark_end;
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// control shortcut handling
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if (event.KeyInput.Control) {
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// german backlash '\' entered with control + '?'
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if (event.KeyInput.Char == '\\') {
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inputChar(event.KeyInput.Char);
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return true;
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}
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switch (event.KeyInput.Key) {
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case KEY_KEY_A:
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// select all
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new_mark_begin = 0;
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new_mark_end = Text.size();
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break;
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case KEY_KEY_C:
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onKeyControlC(event);
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break;
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case KEY_KEY_X:
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text_changed = onKeyControlX(event, new_mark_begin, new_mark_end);
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break;
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case KEY_KEY_V:
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text_changed = onKeyControlV(event, new_mark_begin, new_mark_end);
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break;
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case KEY_HOME:
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// move/highlight to start of text
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if (event.KeyInput.Shift) {
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new_mark_end = m_cursor_pos;
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new_mark_begin = 0;
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m_cursor_pos = 0;
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} else {
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m_cursor_pos = 0;
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new_mark_begin = 0;
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new_mark_end = 0;
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}
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break;
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case KEY_END:
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// move/highlight to end of text
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if (event.KeyInput.Shift) {
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new_mark_begin = m_cursor_pos;
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new_mark_end = Text.size();
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m_cursor_pos = 0;
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} else {
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m_cursor_pos = Text.size();
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new_mark_begin = 0;
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new_mark_end = 0;
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}
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break;
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default:
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return false;
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}
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} else {
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switch (event.KeyInput.Key) {
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case KEY_END: {
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s32 p = Text.size();
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if (m_word_wrap || m_multiline) {
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p = getLineFromPos(m_cursor_pos);
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p = m_broken_text_positions[p] +
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(s32)m_broken_text[p].size();
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if (p > 0 && (Text[p - 1] == L'\r' ||
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Text[p - 1] == L'\n'))
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p -= 1;
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}
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if (event.KeyInput.Shift) {
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if (m_mark_begin == m_mark_end)
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new_mark_begin = m_cursor_pos;
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new_mark_end = p;
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} else {
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new_mark_begin = 0;
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new_mark_end = 0;
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}
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m_cursor_pos = p;
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m_blink_start_time = porting::getTimeMs();
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} break;
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case KEY_HOME: {
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s32 p = 0;
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if (m_word_wrap || m_multiline) {
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p = getLineFromPos(m_cursor_pos);
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p = m_broken_text_positions[p];
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}
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if (event.KeyInput.Shift) {
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if (m_mark_begin == m_mark_end)
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new_mark_begin = m_cursor_pos;
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new_mark_end = p;
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} else {
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new_mark_begin = 0;
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new_mark_end = 0;
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}
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m_cursor_pos = p;
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m_blink_start_time = porting::getTimeMs();
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} break;
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case KEY_RETURN:
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if (m_multiline) {
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inputChar(L'\n');
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} else {
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calculateScrollPos();
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sendGuiEvent(EGET_EDITBOX_ENTER);
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}
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return true;
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case KEY_LEFT:
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if (event.KeyInput.Shift) {
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if (m_cursor_pos > 0) {
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if (m_mark_begin == m_mark_end)
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new_mark_begin = m_cursor_pos;
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new_mark_end = m_cursor_pos - 1;
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}
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} else {
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new_mark_begin = 0;
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new_mark_end = 0;
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}
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if (m_cursor_pos > 0)
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m_cursor_pos--;
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m_blink_start_time = porting::getTimeMs();
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break;
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case KEY_RIGHT:
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if (event.KeyInput.Shift) {
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if (Text.size() > (u32)m_cursor_pos) {
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if (m_mark_begin == m_mark_end)
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new_mark_begin = m_cursor_pos;
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new_mark_end = m_cursor_pos + 1;
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}
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} else {
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new_mark_begin = 0;
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new_mark_end = 0;
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}
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if (Text.size() > (u32)m_cursor_pos)
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m_cursor_pos++;
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m_blink_start_time = porting::getTimeMs();
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break;
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case KEY_UP:
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if (!onKeyUp(event, new_mark_begin, new_mark_end)) {
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return false;
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}
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break;
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case KEY_DOWN:
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if (!onKeyDown(event, new_mark_begin, new_mark_end)) {
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return false;
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}
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break;
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case KEY_BACK:
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text_changed = onKeyBack(event, new_mark_begin, new_mark_end);
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break;
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case KEY_DELETE:
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text_changed = onKeyDelete(event, new_mark_begin, new_mark_end);
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break;
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case KEY_ESCAPE:
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case KEY_TAB:
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case KEY_SHIFT:
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case KEY_F1:
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case KEY_F2:
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case KEY_F3:
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case KEY_F4:
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case KEY_F5:
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case KEY_F6:
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case KEY_F7:
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case KEY_F8:
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case KEY_F9:
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case KEY_F10:
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case KEY_F11:
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case KEY_F12:
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case KEY_F13:
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case KEY_F14:
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case KEY_F15:
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case KEY_F16:
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case KEY_F17:
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case KEY_F18:
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case KEY_F19:
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case KEY_F20:
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case KEY_F21:
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case KEY_F22:
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case KEY_F23:
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case KEY_F24:
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// ignore these keys
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return false;
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default:
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inputChar(event.KeyInput.Char);
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return true;
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}
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}
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// Set new text markers
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setTextMarkers(new_mark_begin, new_mark_end);
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// break the text if it has changed
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if (text_changed) {
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breakText();
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sendGuiEvent(EGET_EDITBOX_CHANGED);
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}
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calculateScrollPos();
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return true;
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}
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bool GUIEditBox::onKeyUp(const SEvent &event, s32 &mark_begin, s32 &mark_end)
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{
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// clang-format off
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if (m_multiline || (m_word_wrap && m_broken_text.size() > 1)) {
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s32 lineNo = getLineFromPos(m_cursor_pos);
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s32 mb = (m_mark_begin == m_mark_end) ? m_cursor_pos :
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(m_mark_begin > m_mark_end ? m_mark_begin : m_mark_end);
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if (lineNo > 0) {
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s32 cp = m_cursor_pos - m_broken_text_positions[lineNo];
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if ((s32)m_broken_text[lineNo - 1].size() < cp) {
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m_cursor_pos = m_broken_text_positions[lineNo - 1] +
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core::max_((u32)1, m_broken_text[lineNo - 1].size()) - 1;
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}
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else
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m_cursor_pos = m_broken_text_positions[lineNo - 1] + cp;
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}
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if (event.KeyInput.Shift) {
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mark_begin = mb;
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mark_end = m_cursor_pos;
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} else {
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mark_begin = 0;
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mark_end = 0;
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}
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return true;
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}
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// clang-format on
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return false;
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}
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bool GUIEditBox::onKeyDown(const SEvent &event, s32 &mark_begin, s32 &mark_end)
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{
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// clang-format off
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if (m_multiline || (m_word_wrap && m_broken_text.size() > 1)) {
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s32 lineNo = getLineFromPos(m_cursor_pos);
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s32 mb = (m_mark_begin == m_mark_end) ? m_cursor_pos :
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(m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end);
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if (lineNo < (s32)m_broken_text.size() - 1) {
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s32 cp = m_cursor_pos - m_broken_text_positions[lineNo];
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if ((s32)m_broken_text[lineNo + 1].size() < cp) {
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m_cursor_pos = m_broken_text_positions[lineNo + 1] +
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core::max_((u32)1, m_broken_text[lineNo + 1].size()) - 1;
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}
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else
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m_cursor_pos = m_broken_text_positions[lineNo + 1] + cp;
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}
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if (event.KeyInput.Shift) {
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mark_begin = mb;
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mark_end = m_cursor_pos;
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} else {
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mark_begin = 0;
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mark_end = 0;
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}
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return true;
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}
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// clang-format on
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return false;
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}
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void GUIEditBox::onKeyControlC(const SEvent &event)
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{
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// copy to clipboard
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if (m_passwordbox || !m_operator || m_mark_begin == m_mark_end)
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return;
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const s32 realmbgn = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end;
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const s32 realmend = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin;
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std::string s = stringw_to_utf8(Text.subString(realmbgn, realmend - realmbgn));
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m_operator->copyToClipboard(s.c_str());
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}
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bool GUIEditBox::onKeyControlX(const SEvent &event, s32 &mark_begin, s32 &mark_end)
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{
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// First copy to clipboard
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onKeyControlC(event);
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if (!m_writable)
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return false;
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if (m_passwordbox || !m_operator || m_mark_begin == m_mark_end)
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return false;
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const s32 realmbgn = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end;
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const s32 realmend = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin;
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// Now remove from box if enabled
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if (isEnabled()) {
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// delete
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core::stringw s;
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s = Text.subString(0, realmbgn);
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s.append(Text.subString(realmend, Text.size() - realmend));
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Text = s;
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m_cursor_pos = realmbgn;
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mark_begin = 0;
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mark_end = 0;
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|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool GUIEditBox::onKeyControlV(const SEvent &event, s32 &mark_begin, s32 &mark_end)
|
|
{
|
|
if (!isEnabled() || !m_writable)
|
|
return false;
|
|
|
|
// paste from the clipboard
|
|
if (!m_operator)
|
|
return false;
|
|
|
|
const s32 realmbgn = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end;
|
|
const s32 realmend = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin;
|
|
|
|
// add new character
|
|
if (const c8 *p = m_operator->getTextFromClipboard()) {
|
|
core::stringw inserted_text = utf8_to_stringw(p);
|
|
if (m_mark_begin == m_mark_end) {
|
|
// insert text
|
|
core::stringw s = Text.subString(0, m_cursor_pos);
|
|
s.append(inserted_text);
|
|
s.append(Text.subString(
|
|
m_cursor_pos, Text.size() - m_cursor_pos));
|
|
|
|
if (!m_max || s.size() <= m_max) {
|
|
Text = s;
|
|
m_cursor_pos += inserted_text.size();
|
|
}
|
|
} else {
|
|
// replace text
|
|
|
|
core::stringw s = Text.subString(0, realmbgn);
|
|
s.append(inserted_text);
|
|
s.append(Text.subString(realmend, Text.size() - realmend));
|
|
|
|
if (!m_max || s.size() <= m_max) {
|
|
Text = s;
|
|
m_cursor_pos = realmbgn + inserted_text.size();
|
|
}
|
|
}
|
|
}
|
|
|
|
mark_begin = 0;
|
|
mark_end = 0;
|
|
return true;
|
|
}
|
|
|
|
bool GUIEditBox::onKeyBack(const SEvent &event, s32 &mark_begin, s32 &mark_end)
|
|
{
|
|
if (!isEnabled() || Text.empty() || !m_writable)
|
|
return false;
|
|
|
|
core::stringw s;
|
|
|
|
if (m_mark_begin != m_mark_end) {
|
|
// delete marked text
|
|
const s32 realmbgn =
|
|
m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end;
|
|
const s32 realmend =
|
|
m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin;
|
|
|
|
s = Text.subString(0, realmbgn);
|
|
s.append(Text.subString(realmend, Text.size() - realmend));
|
|
Text = s;
|
|
|
|
m_cursor_pos = realmbgn;
|
|
} else {
|
|
// delete text behind cursor
|
|
if (m_cursor_pos > 0)
|
|
s = Text.subString(0, m_cursor_pos - 1);
|
|
else
|
|
s = L"";
|
|
s.append(Text.subString(m_cursor_pos, Text.size() - m_cursor_pos));
|
|
Text = s;
|
|
--m_cursor_pos;
|
|
}
|
|
|
|
if (m_cursor_pos < 0)
|
|
m_cursor_pos = 0;
|
|
m_blink_start_time = porting::getTimeMs(); // os::Timer::getTime();
|
|
mark_begin = 0;
|
|
mark_end = 0;
|
|
return true;
|
|
}
|
|
|
|
bool GUIEditBox::onKeyDelete(const SEvent &event, s32 &mark_begin, s32 &mark_end)
|
|
{
|
|
if (!isEnabled() || Text.empty() || !m_writable)
|
|
return false;
|
|
|
|
core::stringw s;
|
|
|
|
if (m_mark_begin != m_mark_end) {
|
|
// delete marked text
|
|
const s32 realmbgn =
|
|
m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end;
|
|
const s32 realmend =
|
|
m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin;
|
|
|
|
s = Text.subString(0, realmbgn);
|
|
s.append(Text.subString(realmend, Text.size() - realmend));
|
|
Text = s;
|
|
|
|
m_cursor_pos = realmbgn;
|
|
} else {
|
|
// delete text before cursor
|
|
s = Text.subString(0, m_cursor_pos);
|
|
s.append(Text.subString(
|
|
m_cursor_pos + 1, Text.size() - m_cursor_pos - 1));
|
|
Text = s;
|
|
}
|
|
|
|
if (m_cursor_pos > (s32)Text.size())
|
|
m_cursor_pos = (s32)Text.size();
|
|
|
|
m_blink_start_time = porting::getTimeMs(); // os::Timer::getTime();
|
|
mark_begin = 0;
|
|
mark_end = 0;
|
|
return true;
|
|
}
|
|
|
|
void GUIEditBox::inputChar(wchar_t c)
|
|
{
|
|
if (c == 0)
|
|
return;
|
|
core::stringw s(&c, 1);
|
|
inputString(s);
|
|
}
|
|
|
|
void GUIEditBox::inputString(const core::stringw &str)
|
|
{
|
|
if (!isEnabled() || !m_writable)
|
|
return;
|
|
|
|
u32 len = str.size();
|
|
if (Text.size()+len <= m_max || m_max == 0) {
|
|
core::stringw s;
|
|
if (m_mark_begin != m_mark_end) {
|
|
// replace marked text
|
|
s32 real_begin = m_mark_begin < m_mark_end ? m_mark_begin : m_mark_end;
|
|
s32 real_end = m_mark_begin < m_mark_end ? m_mark_end : m_mark_begin;
|
|
|
|
s = Text.subString(0, real_begin);
|
|
s.append(str);
|
|
s.append(Text.subString(real_end, Text.size() - real_end));
|
|
Text = s;
|
|
m_cursor_pos = real_begin + len;
|
|
} else {
|
|
// append string
|
|
s = Text.subString(0, m_cursor_pos);
|
|
s.append(str);
|
|
s.append(Text.subString(m_cursor_pos,
|
|
Text.size() - m_cursor_pos));
|
|
Text = s;
|
|
m_cursor_pos += len;
|
|
}
|
|
|
|
m_blink_start_time = porting::getTimeMs();
|
|
setTextMarkers(0, 0);
|
|
}
|
|
|
|
breakText();
|
|
sendGuiEvent(EGET_EDITBOX_CHANGED);
|
|
calculateScrollPos();
|
|
}
|
|
|
|
bool GUIEditBox::processMouse(const SEvent &event)
|
|
{
|
|
switch (event.MouseInput.Event) {
|
|
case irr::EMIE_LMOUSE_LEFT_UP:
|
|
if (Environment->hasFocus(this)) {
|
|
m_cursor_pos = getCursorPos(
|
|
event.MouseInput.X, event.MouseInput.Y);
|
|
if (m_mouse_marking) {
|
|
setTextMarkers(m_mark_begin, m_cursor_pos);
|
|
}
|
|
m_mouse_marking = false;
|
|
calculateScrollPos();
|
|
return true;
|
|
}
|
|
break;
|
|
case irr::EMIE_MOUSE_MOVED: {
|
|
if (m_mouse_marking) {
|
|
m_cursor_pos = getCursorPos(
|
|
event.MouseInput.X, event.MouseInput.Y);
|
|
setTextMarkers(m_mark_begin, m_cursor_pos);
|
|
calculateScrollPos();
|
|
return true;
|
|
}
|
|
} break;
|
|
case EMIE_LMOUSE_PRESSED_DOWN:
|
|
|
|
if (!Environment->hasFocus(this)) {
|
|
m_blink_start_time = porting::getTimeMs();
|
|
m_mouse_marking = true;
|
|
m_cursor_pos = getCursorPos(
|
|
event.MouseInput.X, event.MouseInput.Y);
|
|
setTextMarkers(m_cursor_pos, m_cursor_pos);
|
|
calculateScrollPos();
|
|
return true;
|
|
} else {
|
|
if (!AbsoluteClippingRect.isPointInside(core::position2d<s32>(
|
|
event.MouseInput.X, event.MouseInput.Y))) {
|
|
return false;
|
|
} else {
|
|
// move cursor
|
|
m_cursor_pos = getCursorPos(
|
|
event.MouseInput.X, event.MouseInput.Y);
|
|
|
|
s32 newMarkBegin = m_mark_begin;
|
|
if (!m_mouse_marking)
|
|
newMarkBegin = m_cursor_pos;
|
|
|
|
m_mouse_marking = true;
|
|
setTextMarkers(newMarkBegin, m_cursor_pos);
|
|
calculateScrollPos();
|
|
return true;
|
|
}
|
|
}
|
|
case EMIE_MOUSE_WHEEL:
|
|
if (m_vscrollbar && m_vscrollbar->isVisible()) {
|
|
s32 pos = m_vscrollbar->getPos();
|
|
s32 step = m_vscrollbar->getSmallStep();
|
|
m_vscrollbar->setPos(pos - event.MouseInput.Wheel * step);
|
|
return true;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
s32 GUIEditBox::getLineFromPos(s32 pos)
|
|
{
|
|
if (!m_word_wrap && !m_multiline)
|
|
return 0;
|
|
|
|
s32 i = 0;
|
|
while (i < (s32)m_broken_text_positions.size()) {
|
|
if (m_broken_text_positions[i] > pos)
|
|
return i - 1;
|
|
++i;
|
|
}
|
|
return (s32)m_broken_text_positions.size() - 1;
|
|
}
|
|
|
|
void GUIEditBox::updateVScrollBar()
|
|
{
|
|
if (!m_vscrollbar) {
|
|
return;
|
|
}
|
|
|
|
// OnScrollBarChanged(...)
|
|
if (m_vscrollbar->getPos() != m_vscroll_pos) {
|
|
s32 deltaScrollY = m_vscrollbar->getPos() - m_vscroll_pos;
|
|
m_current_text_rect.UpperLeftCorner.Y -= deltaScrollY;
|
|
m_current_text_rect.LowerRightCorner.Y -= deltaScrollY;
|
|
|
|
s32 scrollymax = getTextDimension().Height - m_frame_rect.getHeight();
|
|
if (scrollymax != m_vscrollbar->getMax()) {
|
|
// manage a newline or a deleted line
|
|
m_vscrollbar->setMax(scrollymax);
|
|
m_vscrollbar->setPageSize(s32(getTextDimension().Height));
|
|
calculateScrollPos();
|
|
} else {
|
|
// manage a newline or a deleted line
|
|
m_vscroll_pos = m_vscrollbar->getPos();
|
|
}
|
|
}
|
|
|
|
// check if a vertical scrollbar is needed ?
|
|
if (getTextDimension().Height > (u32)m_frame_rect.getHeight()) {
|
|
m_frame_rect.LowerRightCorner.X -= m_scrollbar_width;
|
|
|
|
s32 scrollymax = getTextDimension().Height - m_frame_rect.getHeight();
|
|
if (scrollymax != m_vscrollbar->getMax()) {
|
|
m_vscrollbar->setMax(scrollymax);
|
|
m_vscrollbar->setPageSize(s32(getTextDimension().Height));
|
|
}
|
|
|
|
if (!m_vscrollbar->isVisible()) {
|
|
m_vscrollbar->setVisible(true);
|
|
}
|
|
} else {
|
|
if (m_vscrollbar->isVisible()) {
|
|
m_vscrollbar->setVisible(false);
|
|
m_vscroll_pos = 0;
|
|
m_vscrollbar->setPos(0);
|
|
m_vscrollbar->setMax(1);
|
|
m_vscrollbar->setPageSize(s32(getTextDimension().Height));
|
|
}
|
|
}
|
|
}
|
|
|
|
void GUIEditBox::deserializeAttributes(
|
|
io::IAttributes *in, io::SAttributeReadWriteOptions *options = 0)
|
|
{
|
|
IGUIEditBox::deserializeAttributes(in, options);
|
|
|
|
setOverrideColor(in->getAttributeAsColor("OverrideColor"));
|
|
enableOverrideColor(in->getAttributeAsBool("OverrideColorEnabled"));
|
|
setMax(in->getAttributeAsInt("MaxChars"));
|
|
setWordWrap(in->getAttributeAsBool("WordWrap"));
|
|
setMultiLine(in->getAttributeAsBool("MultiLine"));
|
|
setAutoScroll(in->getAttributeAsBool("AutoScroll"));
|
|
core::stringw ch = in->getAttributeAsStringW("PasswordChar");
|
|
|
|
if (ch.empty())
|
|
setPasswordBox(in->getAttributeAsBool("PasswordBox"));
|
|
else
|
|
setPasswordBox(in->getAttributeAsBool("PasswordBox"), ch[0]);
|
|
|
|
setTextAlignment((EGUI_ALIGNMENT)in->getAttributeAsEnumeration(
|
|
"HTextAlign", GUIAlignmentNames),
|
|
(EGUI_ALIGNMENT)in->getAttributeAsEnumeration(
|
|
"VTextAlign", GUIAlignmentNames));
|
|
|
|
setWritable(in->getAttributeAsBool("Writable"));
|
|
// setOverrideFont(in->getAttributeAsFont("OverrideFont"));
|
|
}
|
|
|
|
//! Writes attributes of the element.
|
|
void GUIEditBox::serializeAttributes(
|
|
io::IAttributes *out, io::SAttributeReadWriteOptions *options = 0) const
|
|
{
|
|
// IGUIEditBox::serializeAttributes(out,options);
|
|
|
|
out->addBool("OverrideColorEnabled", m_override_color_enabled);
|
|
out->addColor("OverrideColor", m_override_color);
|
|
// out->addFont("OverrideFont",m_override_font);
|
|
out->addInt("MaxChars", m_max);
|
|
out->addBool("WordWrap", m_word_wrap);
|
|
out->addBool("MultiLine", m_multiline);
|
|
out->addBool("AutoScroll", m_autoscroll);
|
|
out->addBool("PasswordBox", m_passwordbox);
|
|
core::stringw ch = L" ";
|
|
ch[0] = m_passwordchar;
|
|
out->addString("PasswordChar", ch.c_str());
|
|
out->addEnum("HTextAlign", m_halign, GUIAlignmentNames);
|
|
out->addEnum("VTextAlign", m_valign, GUIAlignmentNames);
|
|
out->addBool("Writable", m_writable);
|
|
|
|
IGUIEditBox::serializeAttributes(out, options);
|
|
}
|