Create a gtk window

It doesn't *do* anything, but some day it will.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/Makefile b/Makefile
index 675fb50b65722a27f6d358122c981c2f03f4c9d3..b69ddb2b9001cdb84bd841c2b5ee219c74e0d7c0 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -2,10 +2,11 @@ CC=gcc
 CFLAGS=-Wall -Wno-pointer-sign -g
 
 parse: main.o parse.o
-       $(CC) $(LDLAGS) -o parse main.o parse.o `xml2-config --libs`
+       $(CC) $(LDLAGS) -o parse main.o parse.o `xml2-config --libs` \
+               `pkg-config --libs gtk+-2.0`
 
 parse.o: parse.c dive.h
        $(CC) $(CFLAGS) -c `xml2-config --cflags` parse.c
 
 main.o: main.c dive.h
-       $(CC) $(CFLAGS) -c main.c
+       $(CC) $(CFLAGS) `pkg-config --cflags gtk+-2.0` -c main.c

diff --git a/main.c b/main.c
index 6da386ccd6c8d02b12bc2d697450721b917e1c1f..adceca9e6ab1159474ef86ecd4373b523c31e7ed 100644 (file)
--- a/main.c
+++ b/main.c
@@ -1,6 +1,9 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <time.h>
+#include <gtk/gtk.h>
+#include <gdk/gdk.h>
+#include <cairo.h>
 
 #include "dive.h"
 
@@ -43,13 +46,13 @@ static int sortfn(const void *_a, const void *_b)
        return 0;
 }
 
+/*
+ * This doesn't really report anything at all. We just sort the
+ * dives, the GUI does the reporting
+ */
 static void report_dives(void)
 {
-       int i;
-
        qsort(dive_table.dives, dive_table.nr, sizeof(struct dive *), sortfn);
-       for (i = 0; i < dive_table.nr; i++)
-               show_dive(i+1, dive_table.dives[i]);
 }
 
 static void parse_argument(const char *arg)
@@ -68,12 +71,28 @@ static void parse_argument(const char *arg)
        } while (*++p);
 }
 
+static void on_destroy(GtkWidget* w, gpointer data)
+{
+       gtk_main_quit();
+}
+
+static gboolean on_expose(GtkWidget* w, GdkEventExpose* e, gpointer data)
+{
+       cairo_t* cr;
+       cr = gdk_cairo_create(w->window);
+       cairo_destroy(cr);
+       return FALSE;
+}
+
 int main(int argc, char **argv)
 {
        int i;
+       GtkWidget* win;
 
        parse_xml_init();
 
+       gtk_init(&argc, &argv);
+
        for (i = 1; i < argc; i++) {
                const char *a = argv[i];
 
@@ -83,7 +102,16 @@ int main(int argc, char **argv)
                }
                parse_xml_file(a);
        }
+
        report_dives();
+
+       win = gtk_window_new(GTK_WINDOW_TOPLEVEL);
+       g_signal_connect(G_OBJECT(win), "destroy",      G_CALLBACK(on_destroy), NULL);
+       g_signal_connect(G_OBJECT(win), "expose-event", G_CALLBACK(on_expose), NULL);
+       gtk_widget_set_app_paintable(win, TRUE);
+       gtk_widget_show_all(win);
+
+       gtk_main();
        return 0;
 }