Ticket #55868: test.c

#include "gtk/gtk.h"

#include <stdlib.h>
#include <string.h>

/************************************************************************************
CSS Konstanten
************************************************************************************/
char gwindowdecoration[] = "window {background-color: rgb(210, 210, 210); border-top: 3px ridge #555555; border-left: 3px ridge #555555; border-bottom: 3px ridge #999999; border-right: 3px ridge #999999;}";

char gentrydecoration[] = "window entry {background-color: white; border-top: 1px solid #000000; border-left: 1px solid #000000; border-bottom: 1px solid #aaaaaa; border-right: 1px solid #aaaaaa;}";

char ggreyscalebuttonnotchoosen[] = "window label {background: linear-gradient(white, rgb(170, 170, 170)); border-radius: 3px; border: 1px solid #000000;}";
char ggreyscalebuttonchoosen[] = "window label {background: linear-gradient(rgb(170, 170, 170), white); border-radius: 3px; border: 1px solid #000000;}";

/************************************************************************************
Window Prototyp
************************************************************************************/
GtkWidget *Window_Prototyp;
GtkCssProvider *WindowCssProvider_Prototyp = NULL;

GtkWidget *FixedLayout_Prototyp;

GtkWidget *Label_PrototypUeberschrift;

GtkWidget *LEdit_PrototypEntry;

GtkWidget *PBut_PrototypAbbrechen;
GtkWidget *PButLabel_PrototypAbbrechen;
GtkCssProvider *PButLabelCssProvider_PrototypAbbrechen;

static void draganddropcallback (GtkWidget *pwidget, GdkEvent *pevent, gpointer pdata)
        {
                gtk_window_begin_move_drag(GTK_WINDOW(gtk_widget_get_toplevel(pwidget)), pevent->button.button, pevent->button.x_root, pevent->button.y_root, pevent->button.time);
        }

static void Prototypdoit (GtkWidget *pwidget, GdkEvent *pevent, gpointer pdata)
        {
                if (pwidget == PBut_PrototypAbbrechen)
                        {
                                gtk_widget_destroy (Window_Prototyp);
                                gtk_main_quit ();
                                return;
                        }
        }

static void Prototypdoenter (GtkWidget *pwidget, GdkEvent *pevent, gpointer pdata)
        {
                if (pwidget == PBut_PrototypAbbrechen)
                        {
                                gtk_style_context_remove_provider (gtk_widget_get_style_context (PButLabel_PrototypAbbrechen), GTK_STYLE_PROVIDER (PButLabelCssProvider_PrototypAbbrechen));
                                gtk_css_provider_load_from_data (PButLabelCssProvider_PrototypAbbrechen, ggreyscalebuttonchoosen, -1, NULL);
                                gtk_style_context_add_provider (gtk_widget_get_style_context (PButLabel_PrototypAbbrechen), GTK_STYLE_PROVIDER (PButLabelCssProvider_PrototypAbbrechen), GTK_STYLE_PROVIDER_PRIORITY_USER);
                                return;
                        }
        }

static void Prototypdoleave (GtkWidget *pwidget, GdkEvent *pevent, gpointer pdata)
        {
                if (pwidget == PBut_PrototypAbbrechen)
                        {
                                gtk_style_context_remove_provider (gtk_widget_get_style_context (PButLabel_PrototypAbbrechen), GTK_STYLE_PROVIDER (PButLabelCssProvider_PrototypAbbrechen));
                                gtk_css_provider_load_from_data (PButLabelCssProvider_PrototypAbbrechen, ggreyscalebuttonnotchoosen, -1, NULL);
                                gtk_style_context_add_provider (gtk_widget_get_style_context (PButLabel_PrototypAbbrechen), GTK_STYLE_PROVIDER (PButLabelCssProvider_PrototypAbbrechen), GTK_STYLE_PROVIDER_PRIORITY_USER);
                                return;
                        }
        }

int main (int argc, char *argv[])
        {
                gtk_init (&argc, &argv);

                g_object_set (gtk_settings_get_default (), "gtk-font-name", "Helvetica 12", NULL);

                Window_Prototyp = gtk_window_new (GTK_WINDOW_TOPLEVEL);
                gtk_window_move (GTK_WINDOW (Window_Prototyp), 50, 50);
                gtk_window_resize (GTK_WINDOW(Window_Prototyp), 500, 500);
                gtk_widget_add_events (Window_Prototyp, GDK_BUTTON_PRESS_MASK);
                g_signal_connect (Window_Prototyp, "button-press-event", G_CALLBACK(draganddropcallback), NULL);
                gtk_window_set_decorated (GTK_WINDOW (Window_Prototyp), FALSE);
                WindowCssProvider_Prototyp = gtk_css_provider_new ();
                gtk_css_provider_load_from_data (WindowCssProvider_Prototyp, gwindowdecoration, -1, NULL);
                gtk_style_context_add_provider (gtk_widget_get_style_context (Window_Prototyp), GTK_STYLE_PROVIDER (WindowCssProvider_Prototyp), GTK_STYLE_PROVIDER_PRIORITY_USER);
                g_object_unref (WindowCssProvider_Prototyp);

                FixedLayout_Prototyp = gtk_fixed_new ();

                Label_PrototypUeberschrift = gtk_label_new ("Überschrift");
                gtk_widget_set_size_request (Label_PrototypUeberschrift, 480, 0);
                gtk_fixed_put (GTK_FIXED (FixedLayout_Prototyp), Label_PrototypUeberschrift, 10, 40);

//              LEdit_PrototypEntry = gtk_entry_new ();
//              gtk_fixed_put (GTK_FIXED (FixedLayout_Prototyp), LEdit_PrototypEntry, 150, 80);

                PBut_PrototypAbbrechen = gtk_event_box_new ();
                PButLabel_PrototypAbbrechen = gtk_label_new ("Abbrechen");
                gtk_widget_set_size_request (PButLabel_PrototypAbbrechen, 152, 22);
                PButLabelCssProvider_PrototypAbbrechen = gtk_css_provider_new ();
                gtk_css_provider_load_from_data (PButLabelCssProvider_PrototypAbbrechen, ggreyscalebuttonnotchoosen, -1, NULL);
                gtk_style_context_add_provider (gtk_widget_get_style_context (PButLabel_PrototypAbbrechen), GTK_STYLE_PROVIDER (PButLabelCssProvider_PrototypAbbrechen), GTK_STYLE_PROVIDER_PRIORITY_USER);
                gtk_container_add (GTK_CONTAINER (PBut_PrototypAbbrechen), PButLabel_PrototypAbbrechen);
                gtk_fixed_put (GTK_FIXED(FixedLayout_Prototyp), PBut_PrototypAbbrechen, 175, 400);
                g_signal_connect (G_OBJECT (PBut_PrototypAbbrechen), "button-press-event", G_CALLBACK (Prototypdoit), NULL);
                g_signal_connect (G_OBJECT (PBut_PrototypAbbrechen), "enter-notify-event", G_CALLBACK (Prototypdoenter), NULL);
                g_signal_connect (G_OBJECT (PBut_PrototypAbbrechen), "leave-notify-event", G_CALLBACK (Prototypdoleave), NULL);

                gtk_container_add (GTK_CONTAINER(Window_Prototyp), FixedLayout_Prototyp);

                gtk_widget_show_all (Window_Prototyp);

                gtk_main ();

                return 0;
        }