wxWidgets/src/gtk1/minifram.cpp

406 lines
12 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: src/gtk1/minifram.cpp
// Purpose:
// Author: Robert Roebling
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
#if wxUSE_MINIFRAME
#include "wx/minifram.h"
#ifndef WX_PRECOMP
#include "wx/dcscreen.h"
#endif
#include "gtk/gtk.h"
#include "wx/gtk1/win_gtk.h"
#include "wx/gtk1/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 GtkWidget *wxGetRootWindow();
//-----------------------------------------------------------------------------
// local functions
//-----------------------------------------------------------------------------
/* draw XOR rectangle when moving mine frame around */
static void DrawFrame( GtkWidget *widget, int x, int y, int w, int h )
{
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 );
}
//-----------------------------------------------------------------------------
// "expose_event" of m_mainWidget
//-----------------------------------------------------------------------------
extern "C" {
static void gtk_window_own_expose_callback( GtkWidget *widget, GdkEventExpose *gdk_event, wxFrame *win )
{
if (g_isIdle) wxapp_install_idle_handler();
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->GetTitle().empty() &&
((win->GetWindowStyle() & wxCAPTION) ||
(win->GetWindowStyle() & wxTINY_CAPTION_HORIZ) ||
(win->GetWindowStyle() & wxTINY_CAPTION_VERT)))
{
wxClientDC dc(win);
dc.SetFont( *wxSMALL_FONT );
int height = dc.GetCharHeight();
GdkGC *gc = gdk_gc_new( pizza->bin_window );
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,
height+1 );
gdk_gc_unref( gc );
// Hack alert
dc.m_window = pizza->bin_window;
dc.SetTextForeground( *wxWHITE );
dc.DrawText( win->GetTitle(), 6, 3 );
}
}
}
//-----------------------------------------------------------------------------
// "draw" of m_mainWidget
//-----------------------------------------------------------------------------
extern "C" {
static void gtk_window_own_draw_callback( GtkWidget *widget, GdkRectangle *WXUNUSED(rect), wxFrame *win )
{
if (g_isIdle) wxapp_install_idle_handler();
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->GetTitle().empty() &&
((win->GetWindowStyle() & wxCAPTION) ||
(win->GetWindowStyle() & wxTINY_CAPTION_HORIZ) ||
(win->GetWindowStyle() & wxTINY_CAPTION_VERT)))
{
wxClientDC dc(win);
dc.SetFont( *wxSMALL_FONT );
int height = dc.GetCharHeight();
GdkGC *gc = gdk_gc_new( pizza->bin_window );
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,
height+1 );
gdk_gc_unref( gc );
// Hack alert
dc.m_window = pizza->bin_window;
dc.SetTextForeground( *wxWHITE );
dc.DrawText( win->GetTitle(), 6, 3 );
}
}
}
//-----------------------------------------------------------------------------
// "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();
if (!win->m_hasVMT) return FALSE;
if (g_blockEventsOnDrag) return TRUE;
if (g_blockEventsOnScroll) return TRUE;
if (win->m_isDragging) return TRUE;
GtkPizza *pizza = GTK_PIZZA(widget);
if (gdk_event->window != pizza->bin_window) return TRUE;
wxClientDC dc(win);
dc.SetFont( *wxSMALL_FONT );
int height = dc.GetCharHeight() + 1;
if (gdk_event->y > height) return TRUE;
gdk_window_raise( win->m_widget->window );
gdk_pointer_grab( widget->window, FALSE,
(GdkEventMask)
(GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_MASK |
GDK_POINTER_MOTION_HINT_MASK |
GDK_BUTTON_MOTION_MASK |
GDK_BUTTON1_MOTION_MASK),
(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_oldX = 0;
win->m_oldY = 0;
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();
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;
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 ( (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 );
return TRUE;
}
}
//-----------------------------------------------------------------------------
// "motion_notify_event" of m_mainWidget
//-----------------------------------------------------------------------------
extern "C" {
static gint gtk_window_motion_notify_callback( GtkWidget *widget, GdkEventMotion *gdk_event, wxMiniFrame *win )
{
if (g_isIdle) wxapp_install_idle_handler();
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;
int y = 0;
GdkModifierType state;
gdk_window_get_pointer(gdk_event->window, &x, &y, &state);
gdk_event->x = x;
gdk_event->y = y;
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;
}
}
//-----------------------------------------------------------------------------
// "clicked" of X system button
//-----------------------------------------------------------------------------
extern "C" {
static void gtk_button_clicked_callback( GtkWidget *WXUNUSED(widget), wxMiniFrame *mf )
{
if (g_isIdle) wxapp_install_idle_handler();
mf->Close();
}
}
//-----------------------------------------------------------------------------
// wxMiniFrame
//-----------------------------------------------------------------------------
static const 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 */
" ### ",
"# # #",
"## ##",
"# # #",
" ### ",
};
IMPLEMENT_DYNAMIC_CLASS(wxMiniFrame,wxFrame)
bool wxMiniFrame::Create( wxWindow *parent, wxWindowID id, const wxString &title,
const wxPoint &pos, const wxSize &size,
long style, const wxString &name )
{
style = style | wxCAPTION;
if ((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT))
m_miniTitle = 13;
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 (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 & wxSYSTEM_MENU) &&
((style & wxCAPTION) || (style & wxTINY_CAPTION_HORIZ) || (style & wxTINY_CAPTION_VERT)))
{
GdkBitmap *mask = (GdkBitmap*) NULL;
GdkPixmap *pixmap = gdk_pixmap_create_from_xpm_d
(
wxGetRootWindow()->window,
&mask,
NULL,
(char **)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 );
}
/* 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 );
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 );
gtk_signal_connect( GTK_OBJECT(m_mainWidget), "motion_notify_event",
GTK_SIGNAL_FUNC(gtk_window_motion_notify_callback), (gpointer)this );
return true;
}
void wxMiniFrame::SetTitle( const wxString &title )
{
wxFrame::SetTitle( title );
gtk_widget_draw( m_mainWidget, (GdkRectangle*) NULL );
}
#endif // wxUSE_MINIFRAME