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https://github.com/minetest/irrlicht.git
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Merging r5975 through r6036 from trunk to ogl-es branch.
GLES drivers adapted, but only did make compile-tests. git-svn-id: svn://svn.code.sf.net/p/irrlicht/code/branches/ogl-es@6038 dfc29bdd-3216-0410-991c-e03cc46cb475
This commit is contained in:
cutealien
454
source/Irrlicht/CGUIFileOpenDialog.cpp
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454
source/Irrlicht/CGUIFileOpenDialog.cpp
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@ -0,0 +1,454 @@
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// Copyright (C) 2002-2012 Nikolaus Gebhardt
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// This file is part of the "Irrlicht Engine".
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// For conditions of distribution and use, see copyright notice in irrlicht.h
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#include "CGUIFileOpenDialog.h"
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#ifdef _IRR_COMPILE_WITH_GUI_
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#include <locale.h>
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#include "IGUISkin.h"
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#include "IGUIEnvironment.h"
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#include "IVideoDriver.h"
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#include "IGUIButton.h"
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#include "IGUIStaticText.h"
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#include "IGUIFont.h"
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#include "IGUIFontBitmap.h"
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#include "IFileList.h"
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#include "os.h"
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namespace irr
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{
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namespace gui
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{
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const s32 FOD_WIDTH = 350;
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const s32 FOD_HEIGHT = 250;
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//! constructor
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CGUIFileOpenDialog::CGUIFileOpenDialog(const wchar_t* title,
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IGUIEnvironment* environment, IGUIElement* parent, s32 id,
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bool restoreCWD, io::path::char_type* startDir)
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: IGUIFileOpenDialog(environment, parent, id,
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core::rect<s32>((parent->getAbsolutePosition().getWidth()-FOD_WIDTH)/2,
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(parent->getAbsolutePosition().getHeight()-FOD_HEIGHT)/2,
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(parent->getAbsolutePosition().getWidth()-FOD_WIDTH)/2+FOD_WIDTH,
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(parent->getAbsolutePosition().getHeight()-FOD_HEIGHT)/2+FOD_HEIGHT)),
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FileNameText(0), FileList(0), Dragging(false)
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{
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#ifdef _DEBUG
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IGUIElement::setDebugName("CGUIFileOpenDialog");
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#endif
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Text = title;
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FileSystem = Environment?Environment->getFileSystem():0;
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if (FileSystem)
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{
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FileSystem->grab();
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if (restoreCWD)
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RestoreDirectory = FileSystem->getWorkingDirectory();
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if (startDir)
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{
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StartDirectory = startDir;
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FileSystem->changeWorkingDirectoryTo(startDir);
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}
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}
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else
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return;
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IGUISpriteBank* sprites = 0;
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video::SColor color(255,255,255,255);
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IGUISkin* skin = Environment->getSkin();
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if (skin)
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{
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sprites = skin->getSpriteBank();
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color = skin->getColor(EGDC_WINDOW_SYMBOL);
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}
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const s32 buttonw = skin ? skin->getSize(EGDS_WINDOW_BUTTON_WIDTH) : 2;
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const s32 posx = RelativeRect.getWidth() - buttonw - 4;
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CloseButton = Environment->addButton(core::rect<s32>(posx, 3, posx + buttonw, 3 + buttonw), this, -1,
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L"", skin ? skin->getDefaultText(EGDT_WINDOW_CLOSE) : L"Close");
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CloseButton->setSubElement(true);
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CloseButton->setTabStop(false);
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if (sprites)
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{
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CloseButton->setSpriteBank(sprites);
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CloseButton->setSprite(EGBS_BUTTON_UP, skin->getIcon(EGDI_WINDOW_CLOSE), color);
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CloseButton->setSprite(EGBS_BUTTON_DOWN, skin->getIcon(EGDI_WINDOW_CLOSE), color);
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}
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CloseButton->setAlignment(EGUIA_LOWERRIGHT, EGUIA_LOWERRIGHT, EGUIA_UPPERLEFT, EGUIA_UPPERLEFT);
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CloseButton->grab();
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OKButton = Environment->addButton(
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core::rect<s32>(RelativeRect.getWidth()-80, 30, RelativeRect.getWidth()-10, 50),
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this, -1, skin ? skin->getDefaultText(EGDT_MSG_BOX_OK) : L"OK");
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OKButton->setSubElement(true);
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OKButton->setAlignment(EGUIA_LOWERRIGHT, EGUIA_LOWERRIGHT, EGUIA_UPPERLEFT, EGUIA_UPPERLEFT);
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OKButton->grab();
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CancelButton = Environment->addButton(
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core::rect<s32>(RelativeRect.getWidth()-80, 55, RelativeRect.getWidth()-10, 75),
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this, -1, skin ? skin->getDefaultText(EGDT_MSG_BOX_CANCEL) : L"Cancel");
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CancelButton->setSubElement(true);
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CancelButton->setAlignment(EGUIA_LOWERRIGHT, EGUIA_LOWERRIGHT, EGUIA_UPPERLEFT, EGUIA_UPPERLEFT);
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CancelButton->grab();
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FileBox = Environment->addListBox(core::rect<s32>(10, 55, RelativeRect.getWidth()-90, 230), this, -1, true);
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FileBox->setSubElement(true);
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FileBox->setAlignment(EGUIA_UPPERLEFT, EGUIA_LOWERRIGHT, EGUIA_UPPERLEFT, EGUIA_LOWERRIGHT);
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FileBox->grab();
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FileNameText = Environment->addEditBox(0, core::rect<s32>(10, 30, RelativeRect.getWidth()-90, 50), true, this);
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FileNameText->setSubElement(true);
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FileNameText->setAlignment(EGUIA_UPPERLEFT, EGUIA_LOWERRIGHT, EGUIA_UPPERLEFT, EGUIA_UPPERLEFT);
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FileNameText->grab();
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setTabGroup(true);
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fillListBox();
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}
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//! destructor
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CGUIFileOpenDialog::~CGUIFileOpenDialog()
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{
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if (CloseButton)
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CloseButton->drop();
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if (OKButton)
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OKButton->drop();
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if (CancelButton)
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CancelButton->drop();
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if (FileBox)
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FileBox->drop();
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if (FileNameText)
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FileNameText->drop();
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if (FileSystem)
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{
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// revert to original CWD if path was set in constructor
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if (RestoreDirectory.size())
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FileSystem->changeWorkingDirectoryTo(RestoreDirectory);
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FileSystem->drop();
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}
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if (FileList)
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FileList->drop();
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}
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//! returns the filename of the selected file. Returns NULL, if no file was selected.
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const wchar_t* CGUIFileOpenDialog::getFileName() const
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{
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return FileNameW.c_str();
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}
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const io::path& CGUIFileOpenDialog::getFileNameP() const
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{
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return FileName;
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}
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//! Returns the directory of the selected file. Returns NULL, if no directory was selected.
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const io::path& CGUIFileOpenDialog::getDirectoryName() const
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{
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return FileDirectoryFlat;
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}
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const wchar_t* CGUIFileOpenDialog::getDirectoryNameW() const
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{
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return FileDirectoryFlatW.c_str();
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}
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void CGUIFileOpenDialog::setFileName(const irr::io::path& name)
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{
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FileName = name;
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pathToStringW(FileNameW, FileName);
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}
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void CGUIFileOpenDialog::setDirectoryName(const irr::io::path& name)
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{
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FileDirectory = name;
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FileDirectoryFlat = name;
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FileSystem->flattenFilename (FileDirectoryFlat );
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pathToStringW(FileDirectoryFlatW, FileDirectoryFlat);
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}
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//! called if an event happened.
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bool CGUIFileOpenDialog::OnEvent(const SEvent& event)
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{
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if (isEnabled())
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{
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switch(event.EventType)
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{
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case EET_GUI_EVENT:
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switch(event.GUIEvent.EventType)
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{
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case EGET_ELEMENT_FOCUS_LOST:
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Dragging = false;
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break;
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case EGET_BUTTON_CLICKED:
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if (event.GUIEvent.Caller == CloseButton ||
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event.GUIEvent.Caller == CancelButton)
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{
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sendCancelEvent();
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remove();
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return true;
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}
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else
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if (event.GUIEvent.Caller == OKButton )
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{
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if ( FileDirectory != L"" )
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{
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sendSelectedEvent( EGET_DIRECTORY_SELECTED );
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}
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if ( FileName != L"" )
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{
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sendSelectedEvent( EGET_FILE_SELECTED );
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remove();
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return true;
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}
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}
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break;
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case EGET_LISTBOX_CHANGED:
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{
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s32 selected = FileBox->getSelected();
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if (FileList && FileSystem)
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{
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if (FileList->isDirectory(selected))
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{
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setFileName("");
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setDirectoryName(FileList->getFullFileName(selected));
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}
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else
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{
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setDirectoryName("");
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setFileName(FileList->getFullFileName(selected));
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}
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return true;
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}
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}
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break;
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case EGET_LISTBOX_SELECTED_AGAIN:
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{
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const s32 selected = FileBox->getSelected();
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if (FileList && FileSystem)
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{
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if (FileList->isDirectory(selected))
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{
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setDirectoryName(FileList->getFullFileName(selected));
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FileSystem->changeWorkingDirectoryTo(FileDirectory );
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fillListBox();
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setFileName("");
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}
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else
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{
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setFileName(FileList->getFullFileName(selected));
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}
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return true;
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}
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}
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break;
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case EGET_EDITBOX_ENTER:
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if (event.GUIEvent.Caller == FileNameText)
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{
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io::path dir( FileNameText->getText () );
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if ( FileSystem->changeWorkingDirectoryTo( dir ) )
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{
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fillListBox();
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setFileName("");
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}
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return true;
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}
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break;
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default:
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break;
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}
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break;
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case EET_MOUSE_INPUT_EVENT:
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switch(event.MouseInput.Event)
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{
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case EMIE_MOUSE_WHEEL:
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return FileBox->OnEvent(event);
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case EMIE_LMOUSE_PRESSED_DOWN:
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DragStart.X = event.MouseInput.X;
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DragStart.Y = event.MouseInput.Y;
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Dragging = true;
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return true;
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case EMIE_LMOUSE_LEFT_UP:
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Dragging = false;
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return true;
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case EMIE_MOUSE_MOVED:
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if ( !event.MouseInput.isLeftPressed () )
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Dragging = false;
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if (Dragging)
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{
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// gui window should not be dragged outside its parent
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if (Parent)
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if (event.MouseInput.X < Parent->getAbsolutePosition().UpperLeftCorner.X +1 ||
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event.MouseInput.Y < Parent->getAbsolutePosition().UpperLeftCorner.Y +1 ||
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event.MouseInput.X > Parent->getAbsolutePosition().LowerRightCorner.X -1 ||
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event.MouseInput.Y > Parent->getAbsolutePosition().LowerRightCorner.Y -1)
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return true;
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move(core::position2d<s32>(event.MouseInput.X - DragStart.X, event.MouseInput.Y - DragStart.Y));
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DragStart.X = event.MouseInput.X;
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DragStart.Y = event.MouseInput.Y;
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return true;
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}
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break;
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default:
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break;
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}
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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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//! draws the element and its children
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void CGUIFileOpenDialog::draw()
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{
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if (!IsVisible)
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return;
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IGUISkin* skin = Environment->getSkin();
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core::rect<s32> rect = AbsoluteRect;
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rect = skin->draw3DWindowBackground(this, true, skin->getColor(EGDC_ACTIVE_BORDER),
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rect, &AbsoluteClippingRect);
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if (Text.size())
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{
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rect.UpperLeftCorner.X += 2;
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rect.LowerRightCorner.X -= skin->getSize(EGDS_WINDOW_BUTTON_WIDTH) + 5;
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IGUIFont* font = skin->getFont(EGDF_WINDOW);
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if (font)
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font->draw(Text.c_str(), rect,
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skin->getColor(EGDC_ACTIVE_CAPTION),
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false, true, &AbsoluteClippingRect);
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}
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IGUIElement::draw();
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}
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//! Writes attributes of the element.
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/* Not sure if this will really work out properly. Saving paths can be
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rather problematic. */
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void CGUIFileOpenDialog::serializeAttributes(io::IAttributes* out, io::SAttributeReadWriteOptions* options) const
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{
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IGUIFileOpenDialog::serializeAttributes(out,options);
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out->addString("StartDirectory", StartDirectory.c_str());
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out->addBool("RestoreDirectory", (RestoreDirectory.size()!=0));
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}
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//! Reads attributes of the element
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/* Note that these paths changes will happen at arbitrary places upon
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load of the gui description. This may be undesired. */
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void CGUIFileOpenDialog::deserializeAttributes(io::IAttributes* in, io::SAttributeReadWriteOptions* options)
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{
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StartDirectory = in->getAttributeAsString("StartDirectory");
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const bool restore = in->getAttributeAsBool("RestoreDirectory");
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if (restore)
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RestoreDirectory = FileSystem->getWorkingDirectory();
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else
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RestoreDirectory = "";
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if (StartDirectory.size())
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FileSystem->changeWorkingDirectoryTo(StartDirectory);
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IGUIFileOpenDialog::deserializeAttributes(in,options);
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}
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void CGUIFileOpenDialog::pathToStringW(irr::core::stringw& result, const irr::io::path& p)
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{
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#ifndef _IRR_WCHAR_FILESYSTEM
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char* oldLocale = setlocale(LC_CTYPE, NULL);
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setlocale(LC_CTYPE,""); // multibyteToWString is affected by LC_CTYPE. Filenames seem to need the system-locale.
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core::multibyteToWString(result, p);
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setlocale(LC_CTYPE, oldLocale);
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#else
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result = p.c_str();
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#endif
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}
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//! fills the listbox with files.
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void CGUIFileOpenDialog::fillListBox()
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{
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IGUISkin *skin = Environment->getSkin();
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if (!FileSystem || !FileBox || !skin)
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return;
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if (FileList)
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FileList->drop();
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FileBox->clear();
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FileList = FileSystem->createFileList();
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core::stringw s;
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if (FileList)
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{
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for (u32 i=0; i < FileList->getFileCount(); ++i)
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{
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pathToStringW(s, FileList->getFileName(i));
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FileBox->addItem(s.c_str(), skin->getIcon(FileList->isDirectory(i) ? EGDI_DIRECTORY : EGDI_FILE));
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}
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}
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if (FileNameText)
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{
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setDirectoryName(FileSystem->getWorkingDirectory());
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pathToStringW(s, FileDirectory);
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FileNameText->setText(s.c_str());
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}
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}
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//! sends the event that the file has been selected.
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void CGUIFileOpenDialog::sendSelectedEvent( EGUI_EVENT_TYPE type)
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{
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SEvent event;
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event.EventType = EET_GUI_EVENT;
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event.GUIEvent.Caller = this;
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event.GUIEvent.Element = 0;
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event.GUIEvent.EventType = type;
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Parent->OnEvent(event);
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}
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//! sends the event that the file choose process has been cancelled
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void CGUIFileOpenDialog::sendCancelEvent()
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{
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SEvent event;
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event.EventType = EET_GUI_EVENT;
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event.GUIEvent.Caller = this;
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event.GUIEvent.Element = 0;
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event.GUIEvent.EventType = EGET_FILE_CHOOSE_DIALOG_CANCELLED;
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Parent->OnEvent(event);
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}
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} // end namespace gui
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} // end namespace irr
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#endif // _IRR_COMPILE_WITH_GUI_
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