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fix #46
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add 'g_object_unref(context);' to fix the error
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@NachtsternBuild
NachtsternBuild authored Sep 27, 2024
1 parent 1d58630 commit 7ef52bc
Showing 1 changed file with 23 additions and 236 deletions.
259 changes: 23 additions & 236 deletions Anwendung/header/header_css_provider.c
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Original file line number Diff line number Diff line change
Expand Up @@ -29,7 +29,8 @@
#include "program_functions.h"

GtkCssProvider *provider = NULL;
GtkCssProvider *darkblue_provider = NULL;

//const char *current_theme = "light"; // Assuming you have this global variable for theme tracking

GtkCssProvider* create_css_provider()
{
Expand All @@ -42,22 +43,20 @@ GtkCssProvider* create_css_provider()
return new_provider;
}

void load_css(const char *theme)
void unload_css_provider(GtkCssProvider *provider)
{
// Create a new CSS provider if it doesn't exist
if (!provider)
if (provider && G_IS_OBJECT(provider))
{
provider = create_css_provider();
if (!provider)
{
fprintf(stderr, "Fehler: CSS-Provider konnte nicht initialisiert werden, CSS wird nicht angewendet.\n");
exit(1);
}
g_object_unref(provider);
}
}

void load_css(const char *theme)
{
// Create a new CSS provider
provider = create_css_provider();

// Define CSS for the light theme, without universal selectors
//" background-color: #8B0000;"
// " font-weight: 500;"
const char *light_css =
"window {"
" background-color: #f0f0f0;"
Expand Down Expand Up @@ -139,8 +138,6 @@ void load_css(const char *theme)
"}";

// Define CSS for the dark theme
// " background-color: #8B0000;"
// " font-weight: 500;"
const char *dark_css =
"window {"
" background-color: #2e3436;"
Expand Down Expand Up @@ -221,7 +218,7 @@ void load_css(const char *theme)
" padding: 12px;"
"}";

// Load the appropriate CSS based on the selected theme
// Load the appropriate CSS based on the theme
if (strcmp(theme, "dark") == 0)
{
gtk_css_provider_load_from_data(provider, dark_css, -1, NULL);
Expand All @@ -231,255 +228,45 @@ void load_css(const char *theme)
gtk_css_provider_load_from_data(provider, light_css, -1, NULL);
}

// Apply the CSS provider to the entire screen but only to user-defined styles
// Apply the CSS to the default screen
GtkStyleContext *context = gtk_style_context_new();
gtk_style_context_add_provider_for_screen(
gdk_screen_get_default(),
gdk_display_get_default_screen(gdk_display_get_default()),
GTK_STYLE_PROVIDER(provider),
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
}

void load_css_blue(const char *theme)
{
// Create a new CSS provider if it doesn't exist
if (!darkblue_provider)
{
darkblue_provider = gtk_css_provider_new();
}

// Define CSS for the light theme, without universal selectors
//" background-color: #00008B;"
// " text-align: center;"
// " font-weight: 500;"
const char *light_css =
"window {"
" background-color: #f0f0f0;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
" padding: 12px 24px;"
" color: #000000;"
" font-size: 16px;"
"}"
"headerbar {"
" background-color: #f0f0f0;"
" font-weight: bold;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
" padding: 12px 24px;"
" color: #ffffff;"
" font-size: 16px;"
"}"
"button {"
" border: 2px solid #00008B;"
" border-radius: 35px;"
" padding: 24px 48px;"
" color: #ffffff;"
" font-size: 16px;"
" font-weight: 500;"
"}"
"button:hover {"
" background-color: #A52A2A;"
" box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);"
"}"
"label {"
" color: #000000;"
" font-size: 16px;"
" font-weight: bold;"
"}"
"GtkNotebook {"
" background-color: #2e3436;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
"}"
"GtkNotebook tab {"
" background-color: #2e3436;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
"}"
"GtkNotebook tab:checked {"
" background-color: #FF0000;"
" color: white;"
"}"
"GtkDialog {"
" background-color: #2e3436;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
" padding: 24px;"
"}"
"GtkDialog .content_area {"
" background-color: #2e3436;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
"}"
"GtkDialog .button_area {"
" background-color: #2e3436;"
" padding: 10px;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
"}"
"spinner {"
" border: 2px solid #00008B;"
" min-width: 50px;"
" min-height: 50px;"
" border-radius: 25px;"
" animation: spin 1s linear infinite;"
"}"
"entry {"
" background-color: #f0f0f0;"
" color: #000000;"
" border: 2px solid #8B0000;"
" border-radius: 35px;"
" padding: 12px;"
"}";

// Define CSS for the dark theme
// " background-color: #00008B;"
// " text-align: center;"
// " font-weight: 500;"
const char *dark_css =
"window {"
" background-color: #f0f0f0;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
" padding: 12px 24px;"
" color: #000000;"
" font-size: 16px;"
"}"
"headerbar {"
" background-color: #f0f0f0;"
" font-weight: bold;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
" padding: 12px 24px;"
" color: #ffffff;"
" font-size: 16px;"
"}"
"button {"
" border: 2px solid #00008B;"
" border-radius: 15px;"
" padding: 24px 48px;"
" color: #ffffff;"
" font-size: 16px;"
"}"
"button:hover {"
" background-color: #A52A2A;"
" box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);"
"}"
"label {"
" color: #FFFFFF;"
" font-size: 16px;"
" font-weight: bold;"
"}"
"GtkNotebook {"
" background-color: #2e3436;"
" border: 2px solid #00008B;"
" border-radius: 15px;"
"}"
"GtkNotebook tab {"
" background-color: #2e3436;"
" border: 2px solid #8B0000;"
" border-radius: 35px;"
"}"
"GtkNotebook tab:checked {"
" background-color: #FF0000;"
" color: white;"
"}"
"GtkDialog {"
" background-color: #2e3436;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
" padding: 24px;"
"}"
"GtkDialog .content_area {"
" background-color: #2e3436;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
"}"
"GtkDialog .button_area {"
" background-color: #2e3436;"
" padding: 10px;"
" border: 2px solid #00008B;"
" border-radius: 35px;"
"}"
"spinner {"
" border: 2px solid #00008B;"
" min-width: 50px;"
" min-height: 50px;"
" border-radius: 25px;"
" animation: spin 1s linear infinite;"
"}"
"entry {"
" background-color: #2e3436;"
" color: #FFFFFF;"
" border: 2px solid #8B0000;"
" border-radius: 35px;"
" padding: 12px;"
"}";

// Load the appropriate CSS based on the selected theme
if (strcmp(theme, "dark") == 0)
{
gtk_css_provider_load_from_data(darkblue_provider, dark_css, -1, NULL);
}
else
{
gtk_css_provider_load_from_data(darkblue_provider, light_css, -1, NULL);
}

// Apply the CSS provider to the entire screen but only to user-defined styles
gtk_style_context_add_provider_for_screen(
gdk_screen_get_default(),
GTK_STYLE_PROVIDER(darkblue_provider),
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
g_object_unref(context);
}

// callback to switch the theme
// Callback to switch the theme
void toggle_theme(GtkWidget *button, gpointer user_data)
{
// change the theme
// dark
// Switch the theme
if (strcmp(current_theme, "light") == 0)
{
current_theme = "dark";
write_dark_file();
write_dark_file(); // Assuming this saves the theme state
}

// light
else
{
current_theme = "light";
check_dark_file_light();
check_dark_file_light(); // Assuming this resets the theme state
}

// run the theme
// Reload the theme
load_css(current_theme);
}

// Apply the current theme when called
void apply_theme()
{
check_dark_file();
check_dark_file(); // Assuming this checks the current theme state
load_css(current_theme);
}

// Apply the blue theme when called
void apply_theme_blue()
{
check_dark_file();
load_css_blue(current_theme);
}


// load the css provider (main)
// CSS-Provider zum Widget hinzufügen (Standard)
void add_css_provider(GtkWidget *widget, GtkCssProvider *provider)
{
GtkStyleContext *context = gtk_widget_get_style_context(widget);
gtk_style_context_add_provider(context, GTK_STYLE_PROVIDER(provider), GTK_STYLE_PROVIDER_PRIORITY_USER);
}

// load the css provider (darkblue)
void add_css_provider_blue(GtkWidget *widget, GtkCssProvider *darkblue_provider)
{
GtkStyleContext *context = gtk_widget_get_style_context(widget);
gtk_style_context_add_provider(context, GTK_STYLE_PROVIDER(darkblue_provider), GTK_STYLE_PROVIDER_PRIORITY_USER);
}
// darkblue #00008B

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