]> git.saurik.com Git - wxWidgets.git/blobdiff - src/gtk/minifram.cpp
More comments about non-native GTH widgets.
[wxWidgets.git] / src / gtk / minifram.cpp
index 539d1f7e8d615fbe6a17d9f98a78f6398075920e..b98eceb5e732504612d8173492dfc14a151bc4ac 100644 (file)
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        minifram.cpp
+// Name:        src/gtk/minifram.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "minifram.h"
-#endif
-
-#include "wx/minifram.h"
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
 
 #if wxUSE_MINIFRAME
 
-#include "wx/dcscreen.h"
+#include "wx/minifram.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/settings.h"
+    #include "wx/dcscreen.h"
+#endif
 
 #include "gtk/gtk.h"
 #include "wx/gtk/win_gtk.h"
+#include "wx/gtk/private.h"
 
 #include <gdk/gdk.h>
 #include <gdk/gdkprivate.h>
 #include <gdk/gdkx.h>
 
-//-----------------------------------------------------------------------------
-// idle system
-//-----------------------------------------------------------------------------
-
-extern void wxapp_install_idle_handler();
-extern bool g_isIdle;
-
 //-----------------------------------------------------------------------------
 // data
 //-----------------------------------------------------------------------------
 
-extern bool   g_blockEventsOnDrag;
-extern bool   g_blockEventsOnScroll;
+extern bool        g_blockEventsOnDrag;
+extern bool        g_blockEventsOnScroll;
+extern GtkWidget  *wxGetRootWindow();
 
 //-----------------------------------------------------------------------------
-// local functions
+// "expose_event" of m_mainWidget
 //-----------------------------------------------------------------------------
 
-/* draw XOR rectangle when moving mine frame around */
-
-static void DrawFrame( GtkWidget *widget, int x, int y, int w, int h )
+// StepColour() it a utility function that simply darkens
+// or lightens a color, based on the specified percentage
+static wxColor StepColour(const wxColor& c, int percent)
 {
-    int org_x = 0;    
-    int org_y = 0;
-    gdk_window_get_origin( widget->window, &org_x, &org_y );
-    x += org_x;
-    y += org_y;
-
-    GdkGC *gc = gdk_gc_new( GDK_ROOT_PARENT() );
-    gdk_gc_set_subwindow( gc, GDK_INCLUDE_INFERIORS );
-    gdk_gc_set_function( gc, GDK_INVERT );
-    
-    gdk_draw_rectangle( GDK_ROOT_PARENT(), gc, FALSE, x, y, w, h );
-    gdk_gc_unref( gc );
+    int r = c.Red(), g = c.Green(), b = c.Blue();
+    return wxColour((unsigned char)wxMin((r*percent)/100,255),
+                    (unsigned char)wxMin((g*percent)/100,255),
+                    (unsigned char)wxMin((b*percent)/100,255));
 }
 
-//-----------------------------------------------------------------------------
-// "expose_event" of m_mainWidget
-//-----------------------------------------------------------------------------
+static wxColor LightContrastColour(const wxColour& c)
+{
+    int amount = 120;
+
+    // if the color is especially dark, then
+    // make the contrast even lighter
+    if (c.Red() < 128 && c.Green() < 128 && c.Blue() < 128)
+        amount = 160;
+
+    return StepColour(c, amount);
+}
 
-static void gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxFrame *win )
+extern "C" {
+static void gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxMiniFrame *win )
 {
-    if (g_isIdle) wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     if (!win->m_hasVMT) return;
     if (gdk_event->count > 0) return;
-    
+
     GtkPizza *pizza = GTK_PIZZA(widget);
-    
-    gtk_draw_shadow( widget->style, 
-                     pizza->bin_window,
-                     GTK_STATE_NORMAL,
-                     GTK_SHADOW_OUT,
-                     0, 0,
-                     win->m_width, win->m_height );
-
-    if (!win->m_title.IsEmpty() &&
-        ((win->GetWindowStyle() & wxCAPTION) || 
-         (win->GetWindowStyle() & wxTINY_CAPTION_HORIZ) || 
-         (win->GetWindowStyle() & wxTINY_CAPTION_VERT)))
+
+    gtk_paint_shadow (widget->style,
+                      pizza->bin_window,
+                      GTK_STATE_NORMAL,
+                      GTK_SHADOW_OUT,
+                      NULL, NULL, NULL, // FIXME: No clipping?
+                      0, 0,
+                      win->m_width, win->m_height);
+
+    int style = win->GetWindowStyle();
+
+    wxClientDC dc(win);
+    // Hack alert
+    dc.m_window = pizza->bin_window;
+
+    if (style & wxRESIZE_BORDER)
     {
-        GdkGC *gc = gdk_gc_new( pizza->bin_window );
-        GdkFont *font = wxSMALL_FONT->GetInternalFont(1.0);
-        
-        gdk_gc_set_foreground( gc, &widget->style->bg[GTK_STATE_SELECTED] );
-        gdk_draw_rectangle( pizza->bin_window, gc, TRUE, 
-                            3, 
-                            3, 
-                            win->m_width - 7,
-                            font->ascent + font->descent+1 );
-                            
-        gdk_gc_set_foreground( gc, &widget->style->white );
-        gdk_draw_string( pizza->bin_window, font, gc, 
-                         6, 
-                         3+font->ascent, 
-                         win->m_title.mb_str() );
-        
-        gdk_gc_unref( gc );
+        dc.SetBrush( *wxGREY_BRUSH );
+        dc.SetPen( *wxTRANSPARENT_PEN );
+        dc.DrawRectangle( win->m_width - 14, win->m_height-14, 14, 14 );
     }
-}
 
-//-----------------------------------------------------------------------------
-// "draw" of m_mainWidget
-//-----------------------------------------------------------------------------
+    if (!win->GetTitle().empty() &&
+        ((style & wxCAPTION) ||
+         (style & wxTINY_CAPTION_HORIZ) ||
+         (style & wxTINY_CAPTION_VERT)))
+    {
+        dc.SetFont( *wxSMALL_FONT );
+        int height = dc.GetCharHeight();
 
-static void gtk_window_own_draw_callback( GtkWidget *widget, GdkRectangle *WXUNUSED(rect), wxFrame *win )
-{
-    if (g_isIdle) wxapp_install_idle_handler();
+        wxBrush brush( LightContrastColour( wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT) ) );
+        dc.SetBrush( brush );
+        dc.SetPen( *wxTRANSPARENT_PEN );
+        dc.DrawRectangle( 3, 3, win->m_width - 7, height-2 );
 
-    if (!win->m_hasVMT) return;
-    
-    GtkPizza *pizza = GTK_PIZZA(widget);
-    
-    gtk_draw_shadow( widget->style, 
-                     pizza->bin_window,
-                     GTK_STATE_NORMAL,
-                     GTK_SHADOW_OUT,
-                     0, 0,
-                     win->m_width, win->m_height );
-                     
-    if (!win->m_title.IsEmpty() &&
-        ((win->GetWindowStyle() & wxCAPTION) || 
-         (win->GetWindowStyle() & wxTINY_CAPTION_HORIZ) || 
-         (win->GetWindowStyle() & wxTINY_CAPTION_VERT)))
-    {
-        GdkGC *gc = gdk_gc_new( pizza->bin_window );
-        GdkFont *font = wxSMALL_FONT->GetInternalFont(1.0);
-        
-        gdk_gc_set_foreground( gc, &widget->style->bg[GTK_STATE_SELECTED] );
-        gdk_draw_rectangle( pizza->bin_window, gc, TRUE, 
-                            3, 
-                            3,
-                            win->m_width - 7,
-                            font->ascent + font->descent+1 );
-                            
-        gdk_gc_set_foreground( gc, &widget->style->white );
-        gdk_draw_string( pizza->bin_window, font, gc, 
-                         6, 
-                         3+font->ascent, 
-                         win->m_title.mb_str() );
-        
-        gdk_gc_unref( gc );
+        dc.SetTextForeground( *wxWHITE );
+        dc.DrawText( win->GetTitle(), 6, 3 );
+
+        if (style & wxCLOSE_BOX)
+            dc.DrawBitmap( win->m_closeButton, win->m_width-19, 3, true );
     }
 }
+}
 
 //-----------------------------------------------------------------------------
 // "button_press_event" of m_mainWidget
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxMiniFrame *win )
 {
-    if (g_isIdle) wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     if (!win->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return TRUE;
@@ -163,8 +129,54 @@ static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton
 
     if (win->m_isDragging) return TRUE;
 
+    GtkPizza *pizza = GTK_PIZZA(widget);
+    if (gdk_event->window != pizza->bin_window) return TRUE;
+
+    int style = win->GetWindowStyle();
+
+    int y = (int)gdk_event->y;
+    int x = (int)gdk_event->x;
+
+    if ((style & wxRESIZE_BORDER) &&
+        (x > win->m_width-14) && (y > win->m_height-14))
+    {
+        GtkWidget *ancestor = gtk_widget_get_toplevel( widget );
+
+        GdkWindow *source = GTK_PIZZA(widget)->bin_window;
+
+        int org_x = 0;
+        int org_y = 0;
+        gdk_window_get_origin( source, &org_x, &org_y );
+
+        gtk_window_begin_resize_drag (GTK_WINDOW (ancestor),
+                                  GDK_WINDOW_EDGE_SOUTH_EAST,
+                                  1,
+                                  org_x + x,
+                                  org_y + y,
+                                  0);
+
+        return TRUE;
+    }
+
+    if ((style & wxCLOSE_BOX) &&
+        ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT)))
+    {
+        if ((y > 3) && (y < 19) && (x > win->m_width-19) && (x < win->m_width-3))
+        {
+            win->Close();
+            return TRUE;
+        }
+    }
+
+    wxClientDC dc(win);
+    dc.SetFont( *wxSMALL_FONT );
+    int height = dc.GetCharHeight() + 1;
+
+
+    if (y > height) return TRUE;
+
     gdk_window_raise( win->m_widget->window );
-    
+
     gdk_pointer_grab( widget->window, FALSE,
                       (GdkEventMask)
                          (GDK_BUTTON_PRESS_MASK |
@@ -176,65 +188,85 @@ static gint gtk_window_button_press_callback( GtkWidget *widget, GdkEventButton
                       (GdkWindow *) NULL,
                       (GdkCursor *) NULL,
                       (unsigned int) GDK_CURRENT_TIME );
-                     
-    win->m_diffX = (int)gdk_event->x;
-    win->m_diffY = (int)gdk_event->y;
-    DrawFrame( widget, 0, 0, win->m_width, win->m_height );
+
+    win->m_diffX = x;
+    win->m_diffY = y;
     win->m_oldX = 0;
     win->m_oldY = 0;
-    
-    win->m_isDragging = TRUE;
+
+    win->m_isDragging = true;
 
     return TRUE;
 }
+}
 
 //-----------------------------------------------------------------------------
 // "button_release_event" of m_mainWidget
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static gint gtk_window_button_release_callback( GtkWidget *widget, GdkEventButton *gdk_event, wxMiniFrame *win )
 {
-    if (g_isIdle) wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     if (!win->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return TRUE;
     if (g_blockEventsOnScroll) return TRUE;
 
     if (!win->m_isDragging) return TRUE;
-    
-    win->m_isDragging = FALSE;
-     
+
+    win->m_isDragging = false;
+
     int x = (int)gdk_event->x;
     int y = (int)gdk_event->y;
-    
-    DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height );
-    gdk_pointer_ungrab ( GDK_CURRENT_TIME );
-    int org_x = 0;    
+
+    gdk_pointer_ungrab ( (guint32)GDK_CURRENT_TIME );
+    int org_x = 0;
     int org_y = 0;
     gdk_window_get_origin( widget->window, &org_x, &org_y );
     x += org_x - win->m_diffX;
     y += org_y - win->m_diffY;
     win->m_x = x;
     win->m_y = y;
-    gtk_widget_set_uposition( win->m_widget, x, y );
+    gtk_window_move( GTK_WINDOW(win->m_widget), x, y );
 
     return TRUE;
 }
+}
+
+//-----------------------------------------------------------------------------
+// "leave_notify_event" of m_mainWidget
+//-----------------------------------------------------------------------------
+
+extern "C" {
+static gboolean
+gtk_window_leave_callback( GtkWidget *widget, GdkEventCrossing *gdk_event, wxMiniFrame *win )
+{
+    // don't need to install idle handler, its done from "event" signal
+
+    if (!win->m_hasVMT) return FALSE;
+    if (g_blockEventsOnDrag) return FALSE;
+
+    gdk_window_set_cursor( widget->window, NULL );
+
+    return FALSE;
+}
+}
 
 //-----------------------------------------------------------------------------
 // "motion_notify_event" of m_mainWidget
 //-----------------------------------------------------------------------------
 
-static gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event, wxMiniFrame *win )
+extern "C" {
+static gint
+gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event, wxMiniFrame *win )
 {
-    if (g_isIdle) wxapp_install_idle_handler();
+    // don't need to install idle handler, its done from "event" signal
 
     if (!win->m_hasVMT) return FALSE;
     if (g_blockEventsOnDrag) return TRUE;
     if (g_blockEventsOnScroll) return TRUE;
 
-    if (!win->m_isDragging) return TRUE;
-    
     if (gdk_event->is_hint)
     {
        int x = 0;
@@ -246,55 +278,49 @@ static gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion
        gdk_event->state = state;
     }
 
-    DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height );
-    win->m_oldX = (int)gdk_event->x - win->m_diffX;
-    win->m_oldY = (int)gdk_event->y - win->m_diffY;
-    DrawFrame( widget, win->m_oldX, win->m_oldY, win->m_width, win->m_height );
-    
-    return TRUE;
-}
+    int style = win->GetWindowStyle();
 
-//-----------------------------------------------------------------------------
-// "clicked" of X system button
-//-----------------------------------------------------------------------------
+    int x = (int)gdk_event->x;
+    int y = (int)gdk_event->y;
+
+    if (!win->m_isDragging)
+    {
+        if (style & wxRESIZE_BORDER)
+        {
+            if ((x > win->m_width-14) && (y > win->m_height-14))
+               gdk_window_set_cursor( widget->window, gdk_cursor_new( GDK_BOTTOM_RIGHT_CORNER ) );
+            else
+               gdk_window_set_cursor( widget->window, NULL );
+        }
+        return TRUE;
+    }
+
+    win->m_oldX = x - win->m_diffX;
+    win->m_oldY = y - win->m_diffY;
+
+    int org_x = 0;
+    int org_y = 0;
+    gdk_window_get_origin( widget->window, &org_x, &org_y );
+    x += org_x - win->m_diffX;
+    y += org_y - win->m_diffY;
+    win->m_x = x;
+    win->m_y = y;
+    gtk_window_move( GTK_WINDOW(win->m_widget), x, y );
 
-static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxMiniFrame *mf )
-{
-    if (g_isIdle) wxapp_install_idle_handler();
 
-    mf->Close();
+    return TRUE;
+}
 }
 
 //-----------------------------------------------------------------------------
 // wxMiniFrame
 //-----------------------------------------------------------------------------
 
-static char *cross_xpm[] = {
-/* columns rows colors chars-per-pixel */
-"5 5 16 1",
-"  c Gray0",
-". c #bf0000",
-"X c #00bf00",
-"o c #bfbf00",
-"O c #0000bf",
-"+ c #bf00bf",
-"@ c #00bfbf",
-"# c None",
-"$ c #808080",
-"% c Red",
-"& c Green",
-"* c Yellow",
-"= c Blue",
-"- c Magenta",
-"; c Cyan",
-": c Gray100",
-/* pixels */
-" ### ",
-"# # #",
-"## ##",
-"# # #",
-" ### ",
-};
+static unsigned char close_bits[]={
+    0xff, 0xff, 0xff, 0xff, 0x07, 0xf0, 0xfb, 0xef, 0xdb, 0xed, 0x8b, 0xe8,
+    0x1b, 0xec, 0x3b, 0xee, 0x1b, 0xec, 0x8b, 0xe8, 0xdb, 0xed, 0xfb, 0xef,
+    0x07, 0xf0, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
+
 
 IMPLEMENT_DYNAMIC_CLASS(wxMiniFrame,wxFrame)
 
@@ -302,64 +328,59 @@ bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title
       const wxPoint &pos, const wxSize &size,
       long style, const wxString &name )
 {
-    style = style | wxSIMPLE_BORDER;
     style = style | wxCAPTION;
 
     if ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT))
-        m_miniTitle = 13;
-        
-    m_miniEdge = 3;
-    m_isDragging = FALSE;
+        m_miniTitle = 16;
+
+    if (style & wxRESIZE_BORDER)
+        m_miniEdge = 4;
+    else
+        m_miniEdge = 3;
+    m_isDragging = false;
     m_oldX = -1;
     m_oldY = -1;
     m_diffX = 0;
     m_diffY = 0;
-    
+
     wxFrame::Create( parent, id, title, pos, size, style, name );
 
-    if ((style & wxSYSTEM_MENU) &&
+    if (m_parent && (GTK_IS_WINDOW(m_parent->m_widget)))
+    {
+        gtk_window_set_transient_for( GTK_WINDOW(m_widget), GTK_WINDOW(m_parent->m_widget) );
+    }
+
+    if ((style & wxCLOSE_BOX) &&
         ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT)))
     {
-        GdkBitmap *mask = (GdkBitmap*) NULL;
-        GdkWindow *parent = (GdkWindow*) &gdk_root_parent;
-        GdkPixmap *pixmap = gdk_pixmap_create_from_xpm_d( parent, &mask, NULL, cross_xpm );
-    
-        GtkWidget *pw = gtk_pixmap_new( pixmap, mask );
-        gdk_bitmap_unref( mask );
-        gdk_pixmap_unref( pixmap );
-        gtk_widget_show( pw );
-    
-        GtkWidget *close_button = gtk_button_new();
-        gtk_container_add( GTK_CONTAINER(close_button), pw );
-    
-        gtk_pizza_put( GTK_PIZZA(m_mainWidget), 
-                         close_button, 
-                         size.x-16, 4, 11, 11 );
-    
-        gtk_widget_show( close_button );
-    
-        gtk_signal_connect( GTK_OBJECT(close_button), "clicked",
-          GTK_SIGNAL_FUNC(gtk_button_clicked_callback), (gpointer*)this );
+        wxImage img = wxBitmap((const char*)close_bits, 16, 16).ConvertToImage();
+        img.Replace(0,0,0,123,123,123);
+        img.SetMaskColour(123,123,123);
+        m_closeButton = wxBitmap( img );
     }
-    
+
     /* these are called when the borders are drawn */
-    gtk_signal_connect( GTK_OBJECT(m_mainWidget), "expose_event",
-        GTK_SIGNAL_FUNC(gtk_window_own_expose_callback), (gpointer)this );
+    g_signal_connect (m_mainWidget, "expose_event",
+                      G_CALLBACK (gtk_window_own_expose_callback), this );
 
-    gtk_signal_connect( GTK_OBJECT(m_mainWidget), "draw",
-       GTK_SIGNAL_FUNC(gtk_window_own_draw_callback), (gpointer)this );
-       
     /* these are required for dragging the mini frame around */
-    gtk_signal_connect( GTK_OBJECT(m_mainWidget), "button_press_event",
-      GTK_SIGNAL_FUNC(gtk_window_button_press_callback), (gpointer)this );
-
-    gtk_signal_connect( GTK_OBJECT(m_mainWidget), "button_release_event",
-      GTK_SIGNAL_FUNC(gtk_window_button_release_callback), (gpointer)this );
+    g_signal_connect (m_mainWidget, "button_press_event",
+                      G_CALLBACK (gtk_window_button_press_callback), this);
+    g_signal_connect (m_mainWidget, "button_release_event",
+                      G_CALLBACK (gtk_window_button_release_callback), this);
+    g_signal_connect (m_mainWidget, "motion_notify_event",
+                      G_CALLBACK (gtk_window_motion_notify_callback), this);
+    g_signal_connect (m_mainWidget, "leave_notify_event",
+                      G_CALLBACK (gtk_window_leave_callback), this);
+    return true;
+}
 
-    gtk_signal_connect( GTK_OBJECT(m_mainWidget), "motion_notify_event",
-      GTK_SIGNAL_FUNC(gtk_window_motion_notify_callback), (gpointer)this );
+void wxMiniFrame::SetTitle( const wxString &title )
+{
+    wxFrame::SetTitle( title );
 
-    return TRUE;
+    if (GTK_PIZZA(m_mainWidget)->bin_window)
+        gdk_window_invalidate_rect( GTK_PIZZA(m_mainWidget)->bin_window, NULL, true );
 }
 
-#endif
+#endif // wxUSE_MINIFRAME