Branch: refs/heads/master Author: Chow Loong Jin hyperair@debian.org Committer: Colomban Wendling ban@herbesfolles.org Date: Sun, 05 Feb 2023 22:10:44 UTC Commit: ded0ab7e5f66ffcb0c5ba51cecc6e27d9ce11012 https://github.com/geany/geany-plugins/commit/ded0ab7e5f66ffcb0c5ba51cecc6e2...
Log Message: ----------- webhelper: Fix ctrl+scroll zooming in gtk3
Modified Paths: -------------- webhelper/src/Makefile.am webhelper/src/gwh-browser.c
Modified: webhelper/src/Makefile.am 3 lines changed, 2 insertions(+), 1 deletions(-) =================================================================== @@ -34,7 +34,8 @@ webhelper_la_CPPFLAGS = $(AM_CPPFLAGS) \ webhelper_la_CFLAGS = $(AM_CFLAGS) \ $(WEBHELPER_CFLAGS) webhelper_la_LIBADD = $(COMMONLIBS) \ - $(WEBHELPER_LIBS) + $(WEBHELPER_LIBS) \ + -lm
# These are generated in $(srcdir) because they are part of the distribution, # and should anyway only be regenerated if the .tpl changes, which is a
Modified: webhelper/src/gwh-browser.c 33 lines changed, 26 insertions(+), 7 deletions(-) =================================================================== @@ -21,6 +21,7 @@
#include "config.h"
+#include <math.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -124,6 +125,8 @@ enum { };
static guint signals[LAST_SIGNAL] = {0}; +static const gdouble zoom_in_factor = 1.2; +static const gdouble zoom_out_factor = 1.0 / 1.2;
G_DEFINE_TYPE_WITH_CODE (GwhBrowser, gwh_browser, GTK_TYPE_VBOX, @@ -620,18 +623,20 @@ on_item_full_content_zoom_activate (GtkCheckMenuItem *item, webkit_settings_set_zoom_text_only (settings, !gtk_check_menu_item_get_active (item)); }
+static void web_view_zoom (WebKitWebView *view, gdouble factor) +{ + gdouble zoom_level = webkit_web_view_get_zoom_level (view); + webkit_web_view_set_zoom_level (view, zoom_level * factor); +} + static void web_view_zoom_in (WebKitWebView *view) { - gdouble target_zoom_level = webkit_web_view_get_zoom_level (view) + 0.05; - webkit_web_view_set_zoom_level (view, target_zoom_level); + web_view_zoom (view, zoom_in_factor); }
static void web_view_zoom_out (WebKitWebView *view) { - gdouble target_zoom_level = webkit_web_view_get_zoom_level (view) - 0.05; - target_zoom_level = MIN(target_zoom_level, 0.05); - - webkit_web_view_set_zoom_level (view, target_zoom_level); + web_view_zoom (view, zoom_out_factor); }
static void @@ -705,6 +710,11 @@ on_web_view_scroll_event (GtkWidget *widget, { guint mods = event->state & gtk_accelerator_get_default_mod_mask (); gboolean handled = FALSE; + +#if GTK_CHECK_VERSION(3, 0, 0) + gdouble delta; + gdouble factor; +#endif
if (mods == GDK_CONTROL_MASK) { handled = TRUE; @@ -716,7 +726,16 @@ on_web_view_scroll_event (GtkWidget *widget, case GDK_SCROLL_UP: web_view_zoom_in (WEBKIT_WEB_VIEW (self->priv->web_view)); break; - + +#if GTK_CHECK_VERSION(3, 0, 0) + case GDK_SCROLL_SMOOTH: + delta = event->delta_x + event->delta_y; + factor = pow (delta < 0 ? zoom_in_factor : zoom_out_factor, + fabs (delta)); + web_view_zoom (WEBKIT_WEB_VIEW (self->priv->web_view), factor); + break; +#endif + default: handled = FALSE; }
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