e53a95bcb1
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@32769 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
313 lines
11 KiB
C++
313 lines
11 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: artstd.cpp
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// Purpose: stock wxArtProvider instance with native GTK+ stock icons
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// Author: Vaclav Slavik
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// Modified by:
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// Created: 2004-08-22
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// RCS-ID: $Id$
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// Copyright: (c) Vaclav Slavik, 2004
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// ---------------------------------------------------------------------------
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// headers
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// ---------------------------------------------------------------------------
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// For compilers that support precompilation, includes "wx.h".
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#include "wx/wxprec.h"
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#if defined(__BORLANDC__)
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#pragma hdrstop
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#endif
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#if defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
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#include "wx/artprov.h"
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#include "wx/module.h"
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#include <gtk/gtk.h>
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// compatibility with older GTK+ versions:
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#ifndef GTK_STOCK_FILE
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#define GTK_STOCK_FILE "gtk-file"
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#endif
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#ifndef GTK_STOCK_DIRECTORY
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#define GTK_STOCK_DIRECTORY "gtk-directory"
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#endif
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// ----------------------------------------------------------------------------
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// wxGTK2ArtProvider
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// ----------------------------------------------------------------------------
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class wxGTK2ArtProvider : public wxArtProvider
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{
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protected:
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virtual wxBitmap CreateBitmap(const wxArtID& id, const wxArtClient& client,
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const wxSize& size);
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};
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/*static*/ void wxArtProvider::InitNativeProvider()
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{
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wxArtProvider::PushProvider(new wxGTK2ArtProvider);
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}
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// ----------------------------------------------------------------------------
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// CreateBitmap routine
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// ----------------------------------------------------------------------------
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static const char *wxArtIDToStock(const wxArtID& id)
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{
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#define ART(wxid, gtkid) \
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if (id == wxid) return gtkid;
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ART(wxART_ERROR, GTK_STOCK_DIALOG_ERROR)
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ART(wxART_INFORMATION, GTK_STOCK_DIALOG_INFO)
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ART(wxART_WARNING, GTK_STOCK_DIALOG_WARNING)
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ART(wxART_QUESTION, GTK_STOCK_DIALOG_QUESTION)
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//ART(wxART_HELP_SIDE_PANEL, )
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ART(wxART_HELP_SETTINGS, GTK_STOCK_SELECT_FONT)
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//ART(wxART_HELP_BOOK, )
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ART(wxART_HELP_FOLDER, GTK_STOCK_DIRECTORY)
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ART(wxART_HELP_PAGE, GTK_STOCK_FILE)
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ART(wxART_MISSING_IMAGE, GTK_STOCK_MISSING_IMAGE)
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ART(wxART_ADD_BOOKMARK, GTK_STOCK_ADD)
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ART(wxART_DEL_BOOKMARK, GTK_STOCK_REMOVE)
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ART(wxART_GO_BACK, GTK_STOCK_GO_BACK)
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ART(wxART_GO_FORWARD, GTK_STOCK_GO_FORWARD)
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ART(wxART_GO_UP, GTK_STOCK_GO_UP)
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ART(wxART_GO_DOWN, GTK_STOCK_GO_DOWN)
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ART(wxART_GO_TO_PARENT, GTK_STOCK_GO_UP)
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ART(wxART_GO_HOME, GTK_STOCK_HOME)
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ART(wxART_FILE_OPEN, GTK_STOCK_OPEN)
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ART(wxART_PRINT, GTK_STOCK_PRINT)
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ART(wxART_HELP, GTK_STOCK_HELP)
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ART(wxART_TIP, GTK_STOCK_DIALOG_INFO)
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//ART(wxART_REPORT_VIEW, )
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//ART(wxART_LIST_VIEW, )
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//ART(wxART_NEW_DIR, )
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#ifdef __WXGTK24__
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ART(wxART_FOLDER, GTK_STOCK_DIRECTORY)
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ART(wxART_FOLDER_OPEN, GTK_STOCK_DIRECTORY)
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#endif
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//ART(wxART_GO_DIR_UP, )
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ART(wxART_EXECUTABLE_FILE, GTK_STOCK_EXECUTE)
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ART(wxART_NORMAL_FILE, GTK_STOCK_FILE)
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ART(wxART_TICK_MARK, GTK_STOCK_APPLY)
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ART(wxART_CROSS_MARK, GTK_STOCK_CANCEL)
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#ifdef __WXGTK24__
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ART(wxART_FLOPPY, GTK_STOCK_FLOPPY)
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ART(wxART_CDROM, GTK_STOCK_CDROM)
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ART(wxART_HARDDISK, GTK_STOCK_HARDDISK)
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ART(wxART_REMOVABLE, GTK_STOCK_HARDDISK)
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ART(wxART_FILE_SAVE, GTK_STOCK_SAVE)
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ART(wxART_FILE_SAVE_AS, GTK_STOCK_SAVE_AS)
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ART(wxART_COPY, GTK_STOCK_COPY)
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ART(wxART_CUT, GTK_STOCK_CUT)
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ART(wxART_PASTE, GTK_STOCK_PASTE)
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ART(wxART_DELETE, GTK_STOCK_DELETE)
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ART(wxART_UNDO, GTK_STOCK_UNDO)
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ART(wxART_REDO, GTK_STOCK_REDO)
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ART(wxART_QUIT, GTK_STOCK_QUIT)
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ART(wxART_FIND, GTK_STOCK_FIND)
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ART(wxART_FIND_AND_REPLACE, GTK_STOCK_FIND_AND_REPLACE)
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#endif
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return NULL;
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#undef ART
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}
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GtkIconSize wxArtClientToIconSize(const wxArtClient& client)
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{
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if (client == wxART_TOOLBAR)
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return GTK_ICON_SIZE_LARGE_TOOLBAR;
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else if (client == wxART_MENU)
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return GTK_ICON_SIZE_MENU;
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else if (client == wxART_CMN_DIALOG || client == wxART_MESSAGE_BOX)
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return GTK_ICON_SIZE_DIALOG;
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else if (client == wxART_BUTTON)
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return GTK_ICON_SIZE_BUTTON;
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else
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return GTK_ICON_SIZE_INVALID; // this is arbitrary
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}
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static GtkIconSize FindClosestIconSize(const wxSize& size)
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{
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#define NUM_SIZES 6
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static struct
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{
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GtkIconSize icon;
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gint x, y;
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} s_sizes[NUM_SIZES];
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static bool s_sizesInitialized = false;
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if (!s_sizesInitialized)
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{
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s_sizes[0].icon = GTK_ICON_SIZE_MENU;
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s_sizes[1].icon = GTK_ICON_SIZE_SMALL_TOOLBAR;
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s_sizes[2].icon = GTK_ICON_SIZE_LARGE_TOOLBAR;
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s_sizes[3].icon = GTK_ICON_SIZE_BUTTON;
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s_sizes[4].icon = GTK_ICON_SIZE_DND;
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s_sizes[5].icon = GTK_ICON_SIZE_DIALOG;
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for (size_t i = 0; i < NUM_SIZES; i++)
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{
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gtk_icon_size_lookup(s_sizes[i].icon,
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&s_sizes[i].x, &s_sizes[i].y);
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}
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s_sizesInitialized = true;
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}
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GtkIconSize best = GTK_ICON_SIZE_DIALOG; // presumably largest
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unsigned distance = INT_MAX;
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for (size_t i = 0; i < NUM_SIZES; i++)
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{
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// only use larger bitmaps, scaling down looks better than scaling up:
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if (size.x > s_sizes[i].x || size.y > s_sizes[i].y)
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continue;
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unsigned dist = (size.x - s_sizes[i].x) * (size.x - s_sizes[i].x) +
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(size.y - s_sizes[i].y) * (size.y - s_sizes[i].y);
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if (dist == 0)
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return s_sizes[i].icon;
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else if (dist < distance)
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{
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distance = dist;
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best = s_sizes[i].icon;
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}
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}
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return best;
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}
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static GtkStyle *gs_gtkStyle = NULL;
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static GdkPixbuf *CreateStockIcon(const char *stockid, GtkIconSize size)
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{
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// FIXME: This code is not 100% correct, because stock pixmap are
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// context-dependent and may be affected by theme engine, the
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// correct value can only be obtained for given GtkWidget object.
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//
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// Fool-proof implementation of stock bitmaps would extend wxBitmap
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// with "stock-id" representation (in addition to pixmap and pixbuf
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// ones) and would convert it to pixbuf when rendered.
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if (gs_gtkStyle == NULL)
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{
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GtkWidget *widget = gtk_button_new();
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gs_gtkStyle = gtk_rc_get_style(widget);
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wxASSERT( gs_gtkStyle != NULL );
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g_object_ref(G_OBJECT(gs_gtkStyle));
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gtk_widget_destroy(widget);
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}
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GtkIconSet *iconset = gtk_style_lookup_icon_set(gs_gtkStyle, stockid);
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if (!iconset)
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return NULL;
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return gtk_icon_set_render_icon(iconset, gs_gtkStyle,
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gtk_widget_get_default_direction(),
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GTK_STATE_NORMAL, size, NULL, NULL);
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}
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#ifdef __WXGTK24__
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static GdkPixbuf *CreateThemeIcon(const char *iconname,
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GtkIconSize iconsize, const wxSize& sz)
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{
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wxSize size(sz);
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if (size == wxDefaultSize)
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{
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gtk_icon_size_lookup(iconsize, &size.x, &size.y);
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}
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return gtk_icon_theme_load_icon(
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gtk_icon_theme_get_default(),
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iconname,
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size.x,
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(GtkIconLookupFlags)0, NULL);
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}
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#endif
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wxBitmap wxGTK2ArtProvider::CreateBitmap(const wxArtID& id,
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const wxArtClient& client,
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const wxSize& size)
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{
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wxCharBuffer stockid = wxArtIDToStock(id);
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GtkIconSize stocksize = (size == wxDefaultSize) ?
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wxArtClientToIconSize(client) :
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FindClosestIconSize(size);
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// we must have some size, this is arbitrary
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if (stocksize == GTK_ICON_SIZE_INVALID)
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stocksize = GTK_ICON_SIZE_BUTTON;
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// allow passing GTK+ stock IDs to wxArtProvider:
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if (!stockid)
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stockid = id.ToAscii();
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GdkPixbuf *pixbuf = CreateStockIcon(stockid, stocksize);
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#ifdef __WXGTK24__
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if (!gtk_check_version(2,4,0))
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{
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if (!pixbuf)
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pixbuf = CreateThemeIcon(stockid, stocksize, size);
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}
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#endif
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if (pixbuf && size != wxDefaultSize &&
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(size.x != gdk_pixbuf_get_width(pixbuf) ||
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size.y != gdk_pixbuf_get_height(pixbuf)))
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{
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GdkPixbuf *p2 = gdk_pixbuf_scale_simple(pixbuf, size.x, size.y,
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GDK_INTERP_BILINEAR);
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if (p2)
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{
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gdk_pixbuf_unref(pixbuf);
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pixbuf = p2;
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}
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}
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if (!pixbuf)
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return wxNullBitmap;
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wxBitmap bmp;
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bmp.SetWidth(gdk_pixbuf_get_width(pixbuf));
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bmp.SetHeight(gdk_pixbuf_get_height(pixbuf));
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bmp.SetPixbuf(pixbuf);
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return bmp;
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}
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// ----------------------------------------------------------------------------
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// Cleanup
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// ----------------------------------------------------------------------------
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class wxArtGtkModule: public wxModule
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{
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public:
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bool OnInit() { return true; }
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void OnExit()
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{
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if (gs_gtkStyle)
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{
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g_object_unref(G_OBJECT(gs_gtkStyle));
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gs_gtkStyle = NULL;
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}
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}
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DECLARE_DYNAMIC_CLASS(wxArtGtkModule)
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};
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IMPLEMENT_DYNAMIC_CLASS(wxArtGtkModule, wxModule)
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#endif // defined(__WXGTK20__) && !defined(__WXUNIVERSAL__)
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