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GTK4: add a few debug statements

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This commit is contained in:
NunoSempere 2024-07-21 00:30:58 -04:00
parent 6f3f56c604
commit 143b6c76d8
1 changed files with 38 additions and 55 deletions
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93
rosenrot4_greenfield.c
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@ -20,8 +20,17 @@ static struct {
static int num_tabs = 0;
static int custom_style_enabled = 1;
#define NOTNULL(x) \
do { \
if (x == NULL) { \
printf("\nNull found"); \
printf("@ %s (%d): ", __FILE__, __LINE__); \
exit(0); \
} \
} while (0)
/* Event controllers */
GtkEventController* event_controller_keypress;
/* Forward declarations */
void toggle_bar(GtkNotebook* notebook, Bar_entry_mode mode);
@ -36,6 +45,8 @@ WebKitWebView* notebook_get_webview(GtkNotebook* notebook)
/* Load content */
void load_uri(WebKitWebView* view, const char* uri)
{
NOTNULL(view);
if (strlen(uri) == 0) {
webkit_web_view_load_uri(view, "");
toggle_bar(notebook, _SEARCH);
@ -62,20 +73,9 @@ void load_uri(WebKitWebView* view, const char* uri)
}
}
/* Deal with new load or changed load */
void redirect_if_annoying(WebKitWebView* view, const char* uri)
{
if (LIBRE_REDIRECT_ENABLED) {
int l = LIBRE_N + strlen(uri) + 1;
char uri_filtered[l];
str_init(uri_filtered, l);
int check = libre_redirect(uri, uri_filtered);
if (check == 2) webkit_web_view_load_uri(view, uri_filtered);
}
}
void set_custom_style(WebKitWebView* view)
{
NOTNULL(view);
if (custom_style_enabled) {
char* style_js = malloc(STYLE_N + 1);
read_style_js(style_js);
@ -84,39 +84,6 @@ void set_custom_style(WebKitWebView* view)
}
}
void handle_signal_load_changed(WebKitWebView* self, WebKitLoadEvent load_event,
GtkNotebook* notebook)
{
switch (load_event) {
// https://webkitgtk.org/reference/webkit2gtk/2.5.1/WebKitWebView.html
case WEBKIT_LOAD_STARTED:
case WEBKIT_LOAD_COMMITTED:
set_custom_style(self);
case WEBKIT_LOAD_REDIRECTED:
redirect_if_annoying(self, webkit_web_view_get_uri(self));
break;
case WEBKIT_LOAD_FINISHED: {
set_custom_style(self);
/* Add gtk tab title */
const char* webpage_title = webkit_web_view_get_title(self);
const int max_length = 25;
char tab_title[max_length + 1];
if (webpage_title != NULL) {
for (int i = 0; i < (max_length); i++) {
tab_title[i] = webpage_title[i];
if (webpage_title[i] == '\0') {
break;
}
}
tab_title[max_length] = '\0';
}
gtk_notebook_set_tab_label_text(notebook, GTK_WIDGET(self),
webpage_title == NULL ? "—" : tab_title);
}
}
}
/* Create new tabs */
WebKitWebView* create_new_webview()
{
@ -154,6 +121,8 @@ GtkWidget* handle_signal_create_new_tab(WebKitWebView* self,
WebKitNavigationAction* navigation_action,
GtkNotebook* notebook)
{
NOTNULL(self);
NOTNULL(notebook);
if (num_tabs < MAX_NUM_TABS || num_tabs == 0) {
WebKitURIRequest* uri_request = webkit_navigation_action_get_request(navigation_action);
const char* uri = webkit_uri_request_get_uri(uri_request);
@ -163,7 +132,7 @@ GtkWidget* handle_signal_create_new_tab(WebKitWebView* self,
} else {
webkit_web_view_evaluate_javascript(self, "alert('Too many tabs, not opening a new one')", -1, NULL, "rosenrot-alert-numtabs", NULL, NULL, NULL);
}
return NULL;
return GTK_WIDGET(self); // NULL;
/*
WebKitGTK documentation recommends returning the new webview.
I imagine that this might allow e.g., to go back in a new tab
@ -175,8 +144,10 @@ GtkWidget* handle_signal_create_new_tab(WebKitWebView* self,
void notebook_create_new_tab(GtkNotebook* notebook, const char* uri)
{
NOTNULL(notebook);
if (num_tabs < MAX_NUM_TABS || MAX_NUM_TABS == 0) {
WebKitWebView* view = create_new_webview();
NOTNULL(view);
// g_signal_connect(view, "load_changed", G_CALLBACK(handle_signal_load_changed), notebook);
// I suspect there is something wonky going on here
@ -199,6 +170,8 @@ void notebook_create_new_tab(GtkNotebook* notebook, const char* uri)
int n = gtk_notebook_append_page(notebook, GTK_WIDGET(view), NULL);
gtk_notebook_set_tab_reorderable(notebook, GTK_WIDGET(view), true);
NOTNULL(window);
NOTNULL(bar.widget);
gtk_widget_set_visible(GTK_WIDGET(window), 1);
gtk_widget_set_visible(GTK_WIDGET(bar.widget), 0);
load_uri(view, (uri) ? uri : HOME);
@ -216,6 +189,8 @@ void notebook_create_new_tab(GtkNotebook* notebook, const char* uri)
/* Top bar */
void toggle_bar(GtkNotebook* notebook, Bar_entry_mode mode)
{
NOTNULL(notebook);
NOTNULL(window);
bar.entry_mode = mode;
switch (bar.entry_mode) {
case _SEARCH: {
@ -244,13 +219,17 @@ void toggle_bar(GtkNotebook* notebook, Bar_entry_mode mode)
}
// Handle what happens when the user is on the bar and presses enter
void handle_signal_bar_press_enter(GtkEntry* self, GtkNotebook* notebook)
void handle_signal_bar_press_enter(void* data)
{
WebKitWebView* view = notebook_get_webview(notebook);
NOTNULL(notebook);
NOTNULL(view);
if (bar.entry_mode == _SEARCH)
load_uri(notebook_get_webview(notebook), gtk_entry_buffer_get_text(bar.line_text));
load_uri(view, gtk_entry_buffer_get_text(bar.line_text));
else if (bar.entry_mode == _FIND)
webkit_find_controller_search(
webkit_web_view_get_find_controller(notebook_get_webview(notebook)),
view,
webkit_web_view_get_find_controller(),
gtk_entry_buffer_get_text(bar.line_text),
WEBKIT_FIND_OPTIONS_CASE_INSENSITIVE | WEBKIT_FIND_OPTIONS_WRAP_AROUND,
G_MAXUINT);
@ -259,12 +238,14 @@ void handle_signal_bar_press_enter(GtkEntry* self, GtkNotebook* notebook)
}
/* Handle shortcuts */
int handle_shortcut(func id, GtkNotebook* notebook)
int handle_shortcut(func id)
{
static double zoom = ZOOM_START_LEVEL;
static bool is_fullscreen = 0;
WebKitWebView* view = notebook_get_webview(notebook);
NOTNULL(notebook);
NOTNULL(view);
switch (id) {
case goback:
@ -379,7 +360,7 @@ int handle_shortcut(func id, GtkNotebook* notebook)
/* Listen to keypresses */
static gboolean handle_signal_keypress(GtkWidget* drawing_area,
static gboolean handle_signal_keypress(GtkWidget* w,
guint keyval,
guint keycode,
GdkModifierType state,
@ -394,7 +375,7 @@ static gboolean handle_signal_keypress(GtkWidget* drawing_area,
for (int i = 0; i < sizeof(shortcut) / sizeof(shortcut[0]); i++){
if ((state & shortcut[i].mod || shortcut[i].mod == 0x0) && keyval == shortcut[i].key) {
// printf("New shortcut: %d\n", shortcut[i].id);
return handle_shortcut(shortcut[i].id, notebook);
return handle_shortcut(shortcut[i].id);
}
}
return 0;
@ -434,7 +415,8 @@ int main(int argc, char** argv)
// Listen to signals
// g_signal_connect(window, "destroy", G_CALLBACK(exit), notebook);
event_controller_keypress = gtk_event_controller_key_new();
GtkEventController* event_controller_keypress = gtk_event_controller_key_new();
g_signal_connect_object(event_controller_keypress, "key-pressed", G_CALLBACK(handle_signal_keypress), window, G_CONNECT_DEFAULT);
gtk_widget_add_controller(GTK_WIDGET(window), event_controller_keypress);
@ -464,7 +446,8 @@ int main(int argc, char** argv)
}
// Enter the main event loop, and wait for user interaction
while (!0)
printf("\nEntering main loop");
while (g_list_model_get_n_items(gtk_window_get_toplevels()) > 0)
g_main_context_iteration(NULL, TRUE);
return 0;