added custom cell renderer (doesn't do anything yet)
This commit is contained in:
fgerlits
parent
827d6ed31d
commit
c034ca25e2
6 changed files with 373 additions and 7 deletions
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@ -21,7 +21,7 @@
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#
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#
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# Author : $Author: fgerlits $
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# Version : $Revision: 1.11 $
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# Version : $Revision: 1.12 $
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# Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/etc/Makefile.in,v $
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#
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# @configure_input@
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@ -118,6 +118,7 @@ WIDGETS_LIB_OBJS = ${TMP_DIR}/ImageButton.o \
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${TMP_DIR}/Notebook.o \
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${TMP_DIR}/WidgetFactory.o \
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${TMP_DIR}/ZebraTreeView.o \
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${TMP_DIR}/ZebraCellRenderer.o \
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${TMP_DIR}/Colors.o
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TEST_EXE_OBJS = ${TMP_DIR}/TestWindow.o \
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${TMP_DIR}/main.o
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@ -0,0 +1,120 @@
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/*------------------------------------------------------------------------------
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Copyright (c) 2004 Media Development Loan Fund
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This file is part of the LiveSupport project.
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http://livesupport.campware.org/
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To report bugs, send an e-mail to bugs@campware.org
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LiveSupport is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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LiveSupport 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with LiveSupport; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: fgerlits $
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Version : $Revision: 1.1 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/include/LiveSupport/Widgets/ZebraCellRenderer.h,v $
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------------------------------------------------------------------------------*/
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#ifndef LiveSupport_Widgets_ZebraCellRenderer_h
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#define LiveSupport_Widgets_ZebraCellRenderer_h
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#ifndef __cplusplus
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#error This is a C++ include file
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#endif
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/* ============================================================ include files */
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#ifdef HAVE_CONFIG_H
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#include "configure.h"
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#endif
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#include "gtkmm/cellrenderertext.h"
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namespace LiveSupport {
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namespace Widgets {
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/* ================================================================ constants */
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/* =================================================================== macros */
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/* =============================================================== data types */
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/**
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* A custom cell renderer for blue-gray striped TreeView's.
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*
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* @author $Author: fgerlits $
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* @version $Revision: 1.1 $
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*/
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class ZebraCellRenderer : public Gtk::CellRendererText
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{
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public:
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/**
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* Default constructor.
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*/
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ZebraCellRenderer() throw ();
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/**
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* A virtual destructor.
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*/
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virtual ~ZebraCellRenderer() throw ();
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protected:
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/**
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* Calculate the size of the cell.
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*/
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virtual void get_size_vfunc(Gtk::Widget& widget,
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const Gdk::Rectangle* cell_area,
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int* x_offset, int* y_offset,
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int* width, int* height) const
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throw ();
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/**
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* Draw the cell.
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*/
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virtual void render_vfunc(const Glib::RefPtr<Gdk::Drawable>& window,
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Gtk::Widget& widget,
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const Gdk::Rectangle& background_area,
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const Gdk::Rectangle& cell_area,
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const Gdk::Rectangle& expose_area,
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Gtk::CellRendererState flags)
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throw ();
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/**
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* The user clicked on the cell.
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*/
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virtual bool activate_vfunc(GdkEvent* event,
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Gtk::Widget& widget,
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const Glib::ustring& path,
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const Gdk::Rectangle& background_area,
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const Gdk::Rectangle& cell_area,
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Gtk::CellRendererState flags)
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throw ();
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};
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/* ================================================= external data structures */
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/* ====================================================== function prototypes */
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} // namespace Widgets
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} // namespace LiveSupport
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#endif // LiveSupport_Widgets_ZebraCellRenderer_h
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@ -22,7 +22,7 @@
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Author : $Author: fgerlits $
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Version : $Revision: 1.4 $
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Version : $Revision: 1.5 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/include/LiveSupport/Widgets/ZebraTreeView.h,v $
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------------------------------------------------------------------------------*/
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@ -72,7 +72,7 @@ using namespace LiveSupport::Core;
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* A list of items, in rows colored alternately grey and light blue.
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*
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* @author $Author: fgerlits $
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* @version $Revision: 1.4 $
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* @version $Revision: 1.5 $
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*/
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class ZebraTreeView : public Gtk::TreeView
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{
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@ -109,6 +109,18 @@ class ZebraTreeView : public Gtk::TreeView
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virtual
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~ZebraTreeView(void) throw ();
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/**
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* Add a column to the TreeView.
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*
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* @param title the title of the column
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* @param modelColumn the model column this view will display
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* @return the number of columns after adding this one
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*/
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int
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appendColumn(const Glib::ustring& title,
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const Gtk::TreeModelColumn<Glib::ustring>& modelColumn)
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throw ();
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/**
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* Set the callback function for every column.
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*/
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213
livesupport/modules/widgets/src/ZebraCellRenderer.cxx
Normal file
213
livesupport/modules/widgets/src/ZebraCellRenderer.cxx
Normal file
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@ -0,0 +1,213 @@
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/*------------------------------------------------------------------------------
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Copyright (c) 2004 Media Development Loan Fund
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This file is part of the LiveSupport project.
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http://livesupport.campware.org/
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To report bugs, send an e-mail to bugs@campware.org
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LiveSupport is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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LiveSupport 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 General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with LiveSupport; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Author : $Author: fgerlits $
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Version : $Revision: 1.1 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/src/ZebraCellRenderer.cxx,v $
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------------------------------------------------------------------------------*/
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/* ============================================================ include files */
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#ifdef HAVE_CONFIG_H
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#include "configure.h"
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#endif
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#include <iostream>
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#include "LiveSupport/Widgets/ZebraCellRenderer.h"
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using namespace LiveSupport::Widgets;
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/* =================================================== local data structures */
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/* ================================================ local constants & macros */
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/* =============================================== local function prototypes */
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/* ============================================================= module code */
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/*------------------------------------------------------------------------------
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* Constructor.
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*----------------------------------------------------------------------------*/
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ZebraCellRenderer::ZebraCellRenderer() throw ()
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:
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Glib::ObjectBase (typeid(ZebraCellRenderer)),
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Gtk::CellRendererText ()
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{
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// std::cerr << "### constructor\n";
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}
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/*------------------------------------------------------------------------------
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* Destructor.
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*----------------------------------------------------------------------------*/
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ZebraCellRenderer::~ZebraCellRenderer() throw ()
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{
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std::cerr << "### destructor\n";
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}
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/*------------------------------------------------------------------------------
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* Calculate the size of the cell.
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*----------------------------------------------------------------------------*/
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void
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ZebraCellRenderer::get_size_vfunc(Gtk::Widget& widget,
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const Gdk::Rectangle* cell_area,
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int* x_offset, int* y_offset,
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int* width, int* height) const
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throw ()
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{
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std::cerr << "### get_size_vfunc()...\n";
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// call the parent method
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Gtk::CellRendererText::get_size_vfunc(widget, cell_area,
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x_offset, y_offset,
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width, height);
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std::cerr << "... done.\n";
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/*
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enum { TOGGLE_WIDTH = 12 };
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const int calc_width = property_xpad() * 2 + TOGGLE_WIDTH;
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const int calc_height = property_ypad() * 2 + TOGGLE_WIDTH;
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if(width)
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*width = calc_width;
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if(height)
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*height = calc_height;
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if(cell_area)
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{
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if(x_offset)
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{
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*x_offset = int(property_xalign() * (cell_area->get_width() - calc_width));
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*x_offset = std::max(0, *x_offset);
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}
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if(y_offset)
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{
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*y_offset = int(property_yalign() * (cell_area->get_height() - calc_height));
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*y_offset = std::max(0, *y_offset);
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}
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}
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*/
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}
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/*------------------------------------------------------------------------------
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* Draw the cell.
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*----------------------------------------------------------------------------*/
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void
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ZebraCellRenderer::render_vfunc(const Glib::RefPtr<Gdk::Drawable>& window,
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Gtk::Widget& widget,
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const Gdk::Rectangle& background_area,
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const Gdk::Rectangle& cell_area,
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const Gdk::Rectangle& expose_area,
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Gtk::CellRendererState flags)
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throw ()
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{
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std::cerr << "### render_vfunc()...\n";
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// call the parent function
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Gtk::CellRendererText::render_vfunc(window, widget, background_area,
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cell_area, expose_area, flags);
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std::cerr << "... done.\n";
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/*
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const unsigned int cell_xpad = property_xpad();
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const unsigned int cell_ypad = property_ypad();
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int x_offset = 0, y_offset = 0, width = 0, height = 0;
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get_size(widget, cell_area, x_offset, y_offset, width, height);
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width -= cell_xpad * 2;
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height -= cell_ypad * 2;
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if(width <= 0 || height <= 0)
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return;
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Gtk::StateType state = Gtk::STATE_INSENSITIVE;
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if(property_activatable_)
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state = Gtk::STATE_NORMAL;
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if((flags & Gtk::CELL_RENDERER_SELECTED) != 0)
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state = (widget.has_focus()) ? Gtk::STATE_SELECTED : Gtk::STATE_ACTIVE;
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const Gtk::ShadowType shadow = (property_active_) ? Gtk::SHADOW_IN : Gtk::SHADOW_OUT;
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//Cast the drawable to a Window. TODO: Maybe paint_option() should take a Drawable? murrayc.
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Glib::RefPtr<Gdk::Window> window_casted = Glib::RefPtr<Gdk::Window>::cast_dynamic<>(window);
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if(window_casted)
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{
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if(property_radio_)
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{
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widget.get_style()->paint_option(
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window_casted, state, shadow,
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cell_area, widget, "cellradio",
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cell_area.get_x() + x_offset + cell_xpad,
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cell_area.get_y() + y_offset + cell_ypad,
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width - 1, height - 1);
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}
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else
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{
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widget.get_style()->paint_check(
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window_casted, state, shadow,
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cell_area, widget, "cellcheck",
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cell_area.get_x() + x_offset + cell_xpad,
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cell_area.get_y() + y_offset + cell_ypad,
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width - 1, height - 1);
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}
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}
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*/
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}
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/*------------------------------------------------------------------------------
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* The user clicked on the cell.
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*----------------------------------------------------------------------------*/
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bool ZebraCellRenderer::activate_vfunc(GdkEvent* event,
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Gtk::Widget& widget,
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const Glib::ustring& path,
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const Gdk::Rectangle& background_area,
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const Gdk::Rectangle& cell_area,
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Gtk::CellRendererState flags)
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throw ()
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{
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std::cerr << "### activate_vfunc()...\n";
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// call the parent function
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Gtk::CellRendererText::activate_vfunc(event, widget, path,
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background_area, cell_area, flags);
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std::cerr << "... done.\n";
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/*
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if(property_activatable_)
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{
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signal_toggled_(path);
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return true;
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}
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return false;
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*/
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}
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@ -22,7 +22,7 @@
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Author : $Author: fgerlits $
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Version : $Revision: 1.4 $
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Version : $Revision: 1.5 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/widgets/src/ZebraTreeView.cxx,v $
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------------------------------------------------------------------------------*/
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@ -37,6 +37,7 @@
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#include "LiveSupport/Widgets/WidgetFactory.h"
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#include "LiveSupport/Widgets/ZebraTreeModelColumnRecord.h"
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#include "LiveSupport/Widgets/ZebraCellRenderer.h"
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#include "LiveSupport/Widgets/ZebraTreeView.h"
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@ -73,6 +74,25 @@ ZebraTreeView :: ~ZebraTreeView(void) throw ()
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}
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/*------------------------------------------------------------------------------
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* Add a column to the TreeView.
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*----------------------------------------------------------------------------*/
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int
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ZebraTreeView :: appendColumn(
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const Glib::ustring& title,
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const Gtk::TreeModelColumn<Glib::ustring>& modelColumn)
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throw ()
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{
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ZebraCellRenderer* renderer = Gtk::manage(new ZebraCellRenderer);
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// the constructor packs the renderer into the TreeViewColumn
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Gtk::TreeViewColumn* viewColumn = Gtk::manage(new
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Gtk::TreeViewColumn(title, *renderer) );
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// and then we associate this renderer with the model column
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viewColumn->set_renderer(*renderer, modelColumn);
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return append_column(*viewColumn);
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}
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/*------------------------------------------------------------------------------
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* Set the callback function for every column.
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*----------------------------------------------------------------------------*/
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@ -22,7 +22,7 @@
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Author : $Author: fgerlits $
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Version : $Revision: 1.3 $
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Version : $Revision: 1.4 $
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Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/products/gLiveSupport/src/ScratchpadWindow.cxx,v $
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------------------------------------------------------------------------------*/
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@ -116,9 +116,9 @@ ScratchpadWindow :: ScratchpadWindow (Ptr<GLiveSupport>::Ref gLiveSupport,
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// Add the TreeView's view columns:
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try {
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treeView->append_column(*getResourceUstring("typeColumnLabel"),
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treeView->appendColumn(*getResourceUstring("typeColumnLabel"),
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modelColumns.typeColumn);
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treeView->append_column(*getResourceUstring("titleColumnLabel"),
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treeView->appendColumn(*getResourceUstring("titleColumnLabel"),
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modelColumns.titleColumn);
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} catch (std::invalid_argument &e) {
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std::cerr << e.what() << std::endl;
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