Update gtk136

This commit is contained in:
daleclack 2022-07-23 10:29:02 +08:00
parent a001c77284
commit be99278186
1 changed files with 53 additions and 51 deletions

View File

@ -2,85 +2,87 @@
gcc or g++ or clang -Wall keyboard1.c -o keyboard1 `pkg-config --cflags --libs gtk+-3.0`
Tested with GTK3.24 on Manjaro Linux with clang 14.0.6
*/
#include<gtk/gtk.h>
#include <gtk/gtk.h>
struct key{
struct key
{
gint id;
GtkWidget *button;
};
};
static const gchar letters[19]="QWERTYASDFGHZXCVBN";
//Need single chars as strings.
static gchar single_char[2]={'A', '\0'};
static const gchar letters[19] = "QWERTYASDFGHZXCVBN";
// Need single chars as strings.
static gchar single_char[2] = {'A', '\0'};
static void button_clicked(GtkWidget *button, gpointer *user_data)
{
gpointer button_index = g_hash_table_lookup((GHashTable*)user_data[0], button);
g_print("Button index %i\n", *((gint*)button_index));
gint index = *((gint*)button_index);
single_char[0]=letters[index];
gchar *string=g_strdup_printf("%s%s", gtk_entry_get_text(GTK_ENTRY(user_data[1])), single_char);
{
gpointer button_index = g_hash_table_lookup((GHashTable *)user_data[0], button);
g_print("Button index %i\n", *((gint *)button_index));
gint index = *((gint *)button_index);
single_char[0] = letters[index];
gchar *string = g_strdup_printf("%s%s", gtk_entry_get_text(GTK_ENTRY(user_data[1])), single_char);
gtk_entry_set_text(GTK_ENTRY(user_data[1]), string);
g_free(string);
}
int main(int argc, char *argv[])
{
gtk_init (&argc, &argv);
gint i=0;
gint j=0;
}
GtkWidget *window=gtk_window_new(GTK_WINDOW_TOPLEVEL);
int main(int argc, char *argv[])
{
gtk_init(&argc, &argv);
gint i = 0;
gint j = 0;
GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_window_set_title(GTK_WINDOW(window), "Keyboard");
gtk_window_set_default_size(GTK_WINDOW(window), 400, 200);
gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL);
GtkWidget *entry=gtk_entry_new();
GtkWidget *entry = gtk_entry_new();
gtk_widget_set_hexpand(entry, TRUE);
//Save buttons in an array.
// Save buttons in an array.
struct key k1;
GArray *keyboard=g_array_new(FALSE, FALSE, sizeof(struct key));
for(i=0;i<18;i++)
{
single_char[0]=letters[i];
k1.id=i;
k1.button=gtk_button_new_with_label(single_char);
GArray *keyboard = g_array_new(FALSE, FALSE, sizeof(struct key));
for (i = 0; i < 18; i++)
{
single_char[0] = letters[i];
k1.id = i;
k1.button = gtk_button_new_with_label(single_char);
g_array_append_val(keyboard, k1);
}
}
//A hash table to look up array index values.
struct key *p1=NULL;
GHashTable *hash_table=g_hash_table_new(NULL, NULL);
for(i=0;i<18;i++)
{
p1=&g_array_index(keyboard, struct key, i);
// A hash table to look up array index values.
struct key *p1 = NULL;
GHashTable *hash_table = g_hash_table_new(NULL, NULL);
for (i = 0; i < 18; i++)
{
p1 = &g_array_index(keyboard, struct key, i);
g_hash_table_insert(hash_table, p1->button, &(p1->id));
}
}
gpointer user_data[2]={hash_table, entry};
GtkWidget *grid1=gtk_grid_new();
for(i=0;i<3;i++)
{
for(j=0;j<6;j++)
{
p1=&g_array_index(keyboard, struct key, i*6+j);
gpointer user_data[2] = {hash_table, entry};
GtkWidget *grid1 = gtk_grid_new();
for (i = 0; i < 3; i++)
{
for (j = 0; j < 6; j++)
{
p1 = &g_array_index(keyboard, struct key, i * 6 + j);
gtk_grid_attach(GTK_GRID(grid1), p1->button, j, i, 1, 1);
g_signal_connect(p1->button, "clicked", G_CALLBACK(button_clicked), user_data);
}
}
}
}
GtkWidget *scroll=gtk_scrolled_window_new(NULL, NULL);
GtkWidget *scroll = gtk_scrolled_window_new(NULL, NULL);
gtk_widget_set_vexpand(scroll, TRUE);
gtk_widget_set_hexpand(scroll, TRUE);
gtk_container_add(GTK_CONTAINER(scroll), grid1);
GtkWidget *expander=gtk_expander_new("Keyboard");
GtkWidget *expander = gtk_expander_new("Keyboard");
gtk_widget_set_vexpand(expander, TRUE);
gtk_widget_set_hexpand(expander, TRUE);
gtk_container_add(GTK_CONTAINER(expander), scroll);
GtkWidget *grid2=gtk_grid_new();
GtkWidget *grid2 = gtk_grid_new();
gtk_grid_attach(GTK_GRID(grid2), expander, 0, 0, 1, 1);
gtk_grid_attach(GTK_GRID(grid2), entry, 0, 1, 1, 1);
@ -94,4 +96,4 @@ int main(int argc, char *argv[])
g_array_free(keyboard, TRUE);
return 0;
}
}