]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/renderer.cpp
fixes #10358
[wxWidgets.git] / src / gtk / renderer.cpp
index fa562f68c609927078e011212c7c7b644c1a3b42..6a6259289f7e773c58c9537b37a523e61dcb8c18 100644 (file)
     #include "wx/window.h"
     #include "wx/dcclient.h"
     #include "wx/settings.h"
+    #include "wx/module.h"
 #endif
 
+#include "wx/gtk/dc.h"
+#include "wx/gtk/private.h"
+
 #include <gtk/gtk.h>
 
 // ----------------------------------------------------------------------------
@@ -91,24 +95,31 @@ public:
                                        const wxRect& rect,
                                        int flags = 0);
 
-    virtual void DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags = 0);
+    virtual void DrawChoice(wxWindow* win, 
+                            wxDC& dc, 
+                            const wxRect& rect, 
+                            int flags=0);
 
-    virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
+    virtual void DrawComboBox(wxWindow* win, 
+                                wxDC& dc, 
+                                const wxRect& rect, 
+                                int flags=0);
 
-private:
-    // FIXME: shouldn't we destroy these windows somewhere?
+    virtual void DrawTextCtrl(wxWindow* win, 
+                                wxDC& dc, 
+                                const wxRect& rect, 
+                                int flags=0);
 
-    // used by DrawPushButton and DrawDropArrow
-    static GtkWidget *GetButtonWidget();
+    virtual void DrawRadioButton(wxWindow* win, 
+                                wxDC& dc, 
+                                const wxRect& rect, 
+                                int flags=0);
 
-    // used by DrawTreeItemButton()
-    static GtkWidget *GetTreeWidget();
+    virtual void DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags = 0);
 
-    // used by DrawCheckBox()
-    static GtkWidget *GetCheckButtonWidget();
+    virtual wxSize GetCheckBoxSize(wxWindow *win);
 
-    // Used by DrawHeaderButton
-    static GtkWidget *GetHeaderButtonWidget();
+    virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
 };
 
 // ============================================================================
@@ -123,119 +134,18 @@ wxRendererNative& wxRendererNative::GetDefault()
     return s_rendererGTK;
 }
 
-// ----------------------------------------------------------------------------
-// helper functions
-// ----------------------------------------------------------------------------
-
-GtkWidget *
-wxRendererGTK::GetButtonWidget()
+static GdkWindow* wxGetGdkWindowForDC(wxDC& dc)
 {
-    static GtkWidget *s_button = NULL;
-    static GtkWidget *s_window = NULL;
-
-    if ( !s_button )
-    {
-        s_window = gtk_window_new( GTK_WINDOW_POPUP );
-        gtk_widget_realize( s_window );
-        s_button = gtk_button_new();
-        gtk_container_add( GTK_CONTAINER(s_window), s_button );
-        gtk_widget_realize( s_button );
-    }
-
-    return s_button;
-}
-
-GtkWidget *
-wxRendererGTK::GetCheckButtonWidget()
-{
-    static GtkWidget *s_button = NULL;
-    static GtkWidget *s_window = NULL;
-
-    if ( !s_button )
-    {
-        s_window = gtk_window_new( GTK_WINDOW_POPUP );
-        gtk_widget_realize( s_window );
-        s_button = gtk_check_button_new();
-        gtk_container_add( GTK_CONTAINER(s_window), s_button );
-        gtk_widget_realize( s_button );
-    }
-
-    return s_button;
-}
-
-GtkWidget *
-wxRendererGTK::GetTreeWidget()
-{
-    static GtkWidget *s_tree = NULL;
-    static GtkWidget *s_window = NULL;
-
-    if ( !s_tree )
-    {
-        s_tree = gtk_tree_view_new();
-        s_window = gtk_window_new( GTK_WINDOW_POPUP );
-        gtk_widget_realize( s_window );
-        gtk_container_add( GTK_CONTAINER(s_window), s_tree );
-        gtk_widget_realize( s_tree );
-    }
-
-    return s_tree;
-}
-
-// used elsewhere
-GtkWidget *GetEntryWidget()
-{
-    static GtkWidget *s_entry = NULL;
-    static GtkWidget *s_window = NULL;
-
-    if ( !s_entry )
-    {
-        s_window = gtk_window_new( GTK_WINDOW_POPUP );
-        gtk_widget_realize( s_window );
-        s_entry = gtk_entry_new();
-        gtk_container_add( GTK_CONTAINER(s_window), s_entry );
-        gtk_widget_realize( s_entry );
-    }
-
-    return s_entry;
-}
-
-// used elsewhere
-GtkWidget *GetScrolledWidget()
-{
-    static GtkWidget *s_entry = NULL;
-    static GtkWidget *s_window = NULL;
-
-    if ( !s_entry )
-    {
-        s_window = gtk_window_new( GTK_WINDOW_POPUP );
-        gtk_widget_realize( s_window );
-        s_entry = gtk_scrolled_window_new( NULL, NULL);
-        gtk_container_add( GTK_CONTAINER(s_window), s_entry );
-        gtk_widget_realize( s_entry );
-    }
-
-    return s_entry;
-}
-
-// This one just gets the button used by the column header.  Although it's
-// still a gtk_button the themes will typically differentiate and draw them
-// differently if the button is in a treeview.
-GtkWidget *
-wxRendererGTK::GetHeaderButtonWidget()
-{
-    static GtkWidget *s_button = NULL;
-
-    if ( !s_button )
-    {
-        // Get the dummy tree widget, give it a column, and then use the
-        // widget in the column header for the rendering code.
-        GtkWidget* treewidget = GetTreeWidget();
-        GtkTreeViewColumn*  column = gtk_tree_view_column_new();
-        gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column);
-        s_button = column->button;
-    }
-
-    return s_button;
+    GdkWindow* gdk_window = NULL;
+#if wxUSE_NEW_DC
+    wxDCImpl *impl = dc.GetImpl();
+    wxGTKDCImpl *gtk_impl = wxDynamicCast( impl, wxGTKDCImpl );
+    if (gtk_impl)
+        gdk_window = gtk_impl->GetGDKWindow();
+#else
+    gdk_window = dc.GetGDKWindow();
+#endif
+    return gdk_window;
 }
 
 // ----------------------------------------------------------------------------
@@ -251,17 +161,9 @@ wxRendererGTK::DrawHeaderButton(wxWindow *win,
                                 wxHeaderButtonParams* params)
 {
 
-    GtkWidget *button = GetHeaderButtonWidget();
-    
-    GdkWindow* gdk_window = NULL;
-#if wxUSE_NEW_DC
-    wxImplDC *impl = dc.GetImpl();
-    wxGTKImplDC *gtk_impl = wxDynamicCast( impl, wxGTKImplDC );
-    if (gtk_impl)
-        gdk_window = gtk_impl->GetGDKWindow();
-#else
-    gdk_window = dc.GetGDKWindow();
-#endif
+    GtkWidget *button = wxGTKPrivate::GetHeaderButtonWidget();
+
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
     wxASSERT_MSG( gdk_window,
                   wxT("cannot use wxRendererNative on wxDC of this type") );
 
@@ -298,17 +200,9 @@ void
 wxRendererGTK::DrawTreeItemButton(wxWindow* win,
                                   wxDC& dc, const wxRect& rect, int flags)
 {
-    GtkWidget *tree = GetTreeWidget();
+    GtkWidget *tree = wxGTKPrivate::GetTreeWidget();
 
-    GdkWindow* gdk_window = NULL;
-#if wxUSE_NEW_DC
-    wxImplDC *impl = dc.GetImpl();
-    wxGTKImplDC *gtk_impl = wxDynamicCast( impl, wxGTKImplDC );
-    if (gtk_impl)
-        gdk_window = gtk_impl->GetGDKWindow();
-#else
-    gdk_window = dc.GetGDKWindow();
-#endif
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
     wxASSERT_MSG( gdk_window,
                   wxT("cannot use wxRendererNative on wxDC of this type") );
 
@@ -344,14 +238,10 @@ wxRendererGTK::DrawTreeItemButton(wxWindow* win,
 // splitter sash drawing
 // ----------------------------------------------------------------------------
 
-static int GetGtkSplitterFullSize()
+static int GetGtkSplitterFullSize(GtkWidget* widget)
 {
-    static GtkWidget *s_paned = NULL;
-    if (s_paned == NULL)
-        s_paned = gtk_vpaned_new();
-
     gint handle_size;
-    gtk_widget_style_get (s_paned, "handle_size", &handle_size, NULL);
+    gtk_widget_style_get(widget, "handle_size", &handle_size, NULL);
 
     return handle_size;
 }
@@ -362,7 +252,7 @@ wxRendererGTK::GetSplitterParams(const wxWindow *WXUNUSED(win))
     // we don't draw any border, hence 0 for the second field
     return wxSplitterRenderParams
            (
-               GetGtkSplitterFullSize(),
+               GetGtkSplitterFullSize(wxGTKPrivate::GetSplitterWidget()),
                0,
                true     // hot sensitive
            );
@@ -391,19 +281,11 @@ wxRendererGTK::DrawSplitterSash(wxWindow *win,
         return;
     }
 
-    GdkWindow* gdk_window = NULL;
-#if wxUSE_NEW_DC
-    wxImplDC *impl = dc.GetImpl();
-    wxGTKImplDC *gtk_impl = wxDynamicCast( impl, wxGTKImplDC );
-    if (gtk_impl)
-        gdk_window = gtk_impl->GetGDKWindow();
-#else
-    gdk_window = dc.GetGDKWindow();
-#endif
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
     wxASSERT_MSG( gdk_window,
                   wxT("cannot use wxRendererNative on wxDC of this type") );
 
-    wxCoord full_size = GetGtkSplitterFullSize();
+    wxCoord full_size = GetGtkSplitterFullSize(wxGTKPrivate::GetSplitterWidget());
 
     // are we drawing vertical or horizontal splitter?
     const bool isVert = orient == wxVERTICAL;
@@ -452,22 +334,14 @@ wxRendererGTK::DrawDropArrow(wxWindow *WXUNUSED(win),
                              const wxRect& rect,
                              int flags)
 {
-    GtkWidget *button = GetButtonWidget();
+    GtkWidget *button = wxGTKPrivate::GetButtonWidget();
 
     // If we give GTK_PIZZA(win->m_wxwindow)->bin_window as
     // a window for gtk_paint_xxx function, then it won't
     // work for wxMemoryDC. So that is why we assume wxDC
     // is wxWindowDC (wxClientDC, wxMemoryDC and wxPaintDC
     // are derived from it) and use its m_window.
-    GdkWindow* gdk_window = NULL;
-#if wxUSE_NEW_DC
-    wxImplDC *impl = dc.GetImpl();
-    wxGTKImplDC *gtk_impl = wxDynamicCast( impl, wxGTKImplDC );
-    if (gtk_impl)
-        gdk_window = gtk_impl->GetGDKWindow();
-#else
-    gdk_window = dc.GetGDKWindow();
-#endif
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
     wxASSERT_MSG( gdk_window,
                   wxT("cannot use wxRendererNative on wxDC of this type") );
 
@@ -521,26 +395,37 @@ wxRendererGTK::DrawComboBoxDropButton(wxWindow *win,
     DrawDropArrow(win,dc,rect);
 }
 
+wxSize
+wxRendererGTK::GetCheckBoxSize(wxWindow *WXUNUSED(win))
+{
+    gint indicator_size, indicator_spacing;
+    gtk_widget_style_get(wxGTKPrivate::GetCheckButtonWidget(),
+                         "indicator_size", &indicator_size,
+                         "indicator_spacing", &indicator_spacing,
+                         NULL);
+
+    int size = indicator_size + indicator_spacing * 2;
+    return wxSize(size, size);
+}
+
 void
 wxRendererGTK::DrawCheckBox(wxWindow *WXUNUSED(win),
                             wxDC& dc,
                             const wxRect& rect,
                             int flags )
 {
-    GtkWidget *button = GetCheckButtonWidget();
-    
-    GdkWindow* gdk_window = NULL;
-#if wxUSE_NEW_DC
-    wxImplDC *impl = dc.GetImpl();
-    wxGTKImplDC *gtk_impl = wxDynamicCast( impl, wxGTKImplDC );
-    if (gtk_impl)
-        gdk_window = gtk_impl->GetGDKWindow();
-#else
-    gdk_window = dc.GetGDKWindow();
-#endif
+    GtkWidget *button = wxGTKPrivate::GetCheckButtonWidget();
+
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
     wxASSERT_MSG( gdk_window,
                   wxT("cannot use wxRendererNative on wxDC of this type") );
 
+    gint indicator_size, indicator_spacing;
+    gtk_widget_style_get(button,
+                         "indicator_size", &indicator_size,
+                         "indicator_spacing", &indicator_spacing,
+                         NULL);
+
     GtkStateType state;
 
     if ( flags & wxCONTROL_PRESSED )
@@ -561,9 +446,9 @@ wxRendererGTK::DrawCheckBox(wxWindow *WXUNUSED(win),
         NULL,
         button,
         "cellcheck",
-        dc.LogicalToDeviceX(rect.x)+2,
-        dc.LogicalToDeviceY(rect.y)+3,
-        13, 13
+        dc.LogicalToDeviceX(rect.x) + indicator_spacing,
+        dc.LogicalToDeviceY(rect.y) + indicator_spacing,
+        indicator_size, indicator_size
     );
 }
 
@@ -573,17 +458,9 @@ wxRendererGTK::DrawPushButton(wxWindow *WXUNUSED(win),
                               const wxRect& rect,
                               int flags)
 {
-    GtkWidget *button = GetButtonWidget();
+    GtkWidget *button = wxGTKPrivate::GetButtonWidget();
 
-    GdkWindow* gdk_window = NULL;
-#if wxUSE_NEW_DC
-    wxImplDC *impl = dc.GetImpl();
-    wxGTKImplDC *gtk_impl = wxDynamicCast( impl, wxGTKImplDC );
-    if (gtk_impl)
-        gdk_window = gtk_impl->GetGDKWindow();
-#else
-    gdk_window = dc.GetGDKWindow();
-#endif
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
     wxASSERT_MSG( gdk_window,
                   wxT("cannot use wxRendererNative on wxDC of this type") );
 
@@ -608,7 +485,10 @@ wxRendererGTK::DrawPushButton(wxWindow *WXUNUSED(win),
         NULL,
         button,
         "button",
-        rect.x, rect.y, rect.width, rect.height
+        dc.LogicalToDeviceX(rect.x), 
+        dc.LogicalToDeviceY(rect.y), 
+        rect.width, 
+        rect.height
     );
 }
 
@@ -618,15 +498,7 @@ wxRendererGTK::DrawItemSelectionRect(wxWindow *win,
                                      const wxRect& rect,
                                      int flags )
 {
-    GdkWindow* gdk_window = NULL;
-#if wxUSE_NEW_DC
-    wxImplDC *impl = dc.GetImpl();
-    wxGTKImplDC *gtk_impl = wxDynamicCast( impl, wxGTKImplDC );
-    if (gtk_impl)
-        gdk_window = gtk_impl->GetGDKWindow();
-#else
-    gdk_window = dc.GetGDKWindow();
-#endif
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
     wxASSERT_MSG( gdk_window,
                   wxT("cannot use wxRendererNative on wxDC of this type") );
 
@@ -665,7 +537,12 @@ wxRendererGTK::DrawItemSelectionRect(wxWindow *win,
                          state,
                          NULL,
                          win->m_wxwindow,
-                         "treeview",
+                         // Detail "treeview" causes warning with GTK+ 2.12 Clearlooks theme:
+                         // "... no property named `row-ending-details'"
+                         // Using "treeview-middle" would fix the warning, but the right
+                         // edge of the focus rect is not getting erased properly either.
+                         // Better to not specify this detail unless the drawing is fixed.
+                         NULL,
                          dc.LogicalToDeviceX(rect.x),
                          dc.LogicalToDeviceY(rect.y),
                          rect.width,
@@ -675,15 +552,7 @@ wxRendererGTK::DrawItemSelectionRect(wxWindow *win,
 
 void wxRendererGTK::DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
 {
-    GdkWindow* gdk_window = NULL;
-#if wxUSE_NEW_DC
-    wxImplDC *impl = dc.GetImpl();
-    wxGTKImplDC *gtk_impl = wxDynamicCast( impl, wxGTKImplDC );
-    if (gtk_impl)
-        gdk_window = gtk_impl->GetGDKWindow();
-#else
-    gdk_window = dc.GetGDKWindow();
-#endif
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
     wxASSERT_MSG( gdk_window,
                   wxT("cannot use wxRendererNative on wxDC of this type") );
 
@@ -704,3 +573,156 @@ void wxRendererGTK::DrawFocusRect(wxWindow* win, wxDC& dc, const wxRect& rect, i
                      rect.width,
                      rect.height );
 }
+
+// Uses the theme to draw the border and fill for something like a wxTextCtrl
+void wxRendererGTK::DrawTextCtrl(wxWindow*, wxDC& dc, const wxRect& rect, int flags)
+{
+    GtkWidget *entry = wxGTKPrivate::GetTextEntryWidget();
+
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
+
+    GtkStateType state = GTK_STATE_NORMAL;
+    if ( flags & wxCONTROL_DISABLED )
+        state = GTK_STATE_INSENSITIVE;
+       
+    if (flags & wxCONTROL_CURRENT )
+        GTK_WIDGET_SET_FLAGS( entry, GTK_HAS_FOCUS );
+    else
+        GTK_WIDGET_UNSET_FLAGS( entry, GTK_HAS_FOCUS );
+
+    gtk_paint_shadow
+    (
+        entry->style, 
+        gdk_window,
+        state,
+        GTK_SHADOW_OUT,
+        NULL,
+        entry,
+        "entry",
+        dc.LogicalToDeviceX(rect.x),
+        dc.LogicalToDeviceY(rect.y),
+        rect.width,
+        rect.height 
+  );
+}
+
+// Draw the equivallent of a wxComboBox
+void wxRendererGTK::DrawComboBox(wxWindow*, wxDC& dc, const wxRect& rect, int flags)
+{
+    GtkWidget *combo = wxGTKPrivate::GetComboBoxWidget();
+
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
+
+    GtkStateType state = GTK_STATE_NORMAL;
+    if ( flags & wxCONTROL_DISABLED )
+       state = GTK_STATE_INSENSITIVE;
+       
+    if (flags & wxCONTROL_CURRENT )
+        GTK_WIDGET_SET_FLAGS( combo, GTK_HAS_FOCUS );
+    else
+        GTK_WIDGET_UNSET_FLAGS( combo, GTK_HAS_FOCUS );
+
+    gtk_paint_shadow
+    (
+        combo->style, 
+        gdk_window,
+        state,
+        GTK_SHADOW_OUT,
+        NULL,
+        combo,
+        "combobox",
+        dc.LogicalToDeviceX(rect.x),
+        dc.LogicalToDeviceY(rect.y),
+        rect.width,
+        rect.height 
+    );
+
+    wxRect r = rect;
+    int extent = rect.height / 2;
+    r.x += rect.width - extent - extent/2;
+    r.y += extent/2;
+    r.width = extent;
+    r.height = extent;
+
+    gtk_paint_arrow
+    (
+        combo->style, 
+        gdk_window,
+        state,
+        GTK_SHADOW_OUT,
+        NULL,
+        combo,
+        "arrow",
+        GTK_ARROW_DOWN,
+        TRUE,
+        dc.LogicalToDeviceX(r.x),
+        dc.LogicalToDeviceY(r.y),
+        r.width,
+        r.height
+    );
+
+    r = rect;
+    r.x += rect.width - 2*extent;
+    r.width = 2;
+
+    gtk_paint_box
+    (
+        combo->style, 
+        gdk_window,
+        state,
+        GTK_SHADOW_ETCHED_OUT,
+        NULL,
+        combo,
+        "vseparator",
+        dc.LogicalToDeviceX(r.x),
+        dc.LogicalToDeviceY(r.y+1),
+        r.width,
+        r.height-2
+    );
+}
+
+
+void wxRendererGTK::DrawChoice(wxWindow* win, wxDC& dc,
+                           const wxRect& rect, int flags)
+{
+    DrawComboBox( win, dc, rect, flags );
+}
+
+    
+// Draw a themed radio button
+void wxRendererGTK::DrawRadioButton(wxWindow*, wxDC& dc, const wxRect& rect, int flags)
+{
+    GtkWidget *button = wxGTKPrivate::GetRadioButtonWidget();
+
+    GdkWindow* gdk_window = wxGetGdkWindowForDC(dc);
+    
+    GtkShadowType shadow_type = GTK_SHADOW_OUT;
+    if ( flags & wxCONTROL_CHECKED )
+        shadow_type = GTK_SHADOW_IN;
+    else if ( flags & wxCONTROL_UNDETERMINED )
+        shadow_type = GTK_SHADOW_ETCHED_IN;
+        
+    GtkStateType state = GTK_STATE_NORMAL;
+    if ( flags & wxCONTROL_DISABLED )
+        state = GTK_STATE_INSENSITIVE;
+    if ( flags & wxCONTROL_PRESSED )
+        state = GTK_STATE_ACTIVE;
+/*
+    Don't know when to set this
+       state_type = GTK_STATE_PRELIGHT;
+*/
+
+    gtk_paint_option
+    (
+        button->style,
+        gdk_window,
+        state,
+        shadow_type,
+        NULL,
+        button,
+        "radiobutton",
+        dc.LogicalToDeviceX(rect.x), 
+        dc.LogicalToDeviceY(rect.y), 
+        rect.width, rect.height
+    );
+}