96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
// 7 april 2015
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#include "uipriv_unix.h"
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struct checkbox {
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uiCheckbox c;
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void (*onToggled)(uiCheckbox *, void *);
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void *onToggledData;
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gulong onToggledSignal;
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};
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static void onToggled(GtkToggleButton *b, gpointer data)
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{
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struct checkbox *c = (struct checkbox *) data;
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(*(c->onToggled))(uiCheckbox(c), c->onToggledData);
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}
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static void defaultOnToggled(uiCheckbox *c, void *data)
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{
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// do nothing
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}
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static void onDestroy(GtkWidget *widget, gpointer data)
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{
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struct checkbox *c = (struct checkbox *) data;
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uiFree(c);
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}
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#define CHECKBOX(c) GTK_CHECK_BUTTON(uiControlHandle(uiControl(c)))
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static char *getText(uiCheckbox *c)
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{
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return g_strdup(gtk_button_get_label(GTK_BUTTON(CHECKBOX(c))));
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}
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static void setText(uiCheckbox *c, const char *text)
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{
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gtk_button_set_label(GTK_BUTTON(CHECKBOX(c)), text);
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}
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static void setOnToggled(uiCheckbox *cc, void (*f)(uiCheckbox *, void *), void *data)
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{
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struct checkbox *c = (struct checkbox *) cc;
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c->onToggled = f;
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c->onToggledData = data;
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}
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static int getChecked(uiCheckbox *c)
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{
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return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(CHECKBOX(c))) != FALSE;
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}
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static void setChecked(uiCheckbox *cc, int checked)
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{
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struct checkbox *c = (struct checkbox *) cc;
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GtkToggleButton *button;
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gboolean active;
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active = FALSE;
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if (checked)
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active = TRUE;
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// we need to inhibit sending of ::toggled because this WILL send a ::toggled otherwise
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button = GTK_TOGGLE_BUTTON(CHECKBOX(c));
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g_signal_handler_block(button, c->onToggledSignal);
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gtk_toggle_button_set_active(button, active);
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g_signal_handler_unblock(button, c->onToggledSignal);
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}
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uiCheckbox *uiNewCheckbox(const char *text)
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{
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struct checkbox *c;
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GtkWidget *widget;
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c = uiNew(struct checkbox);
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uiUnixNewControl(uiControl(c), GTK_TYPE_CHECK_BUTTON,
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FALSE, FALSE,
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"label", text,
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NULL);
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widget = GTK_WIDGET(CHECKBOX(c));
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g_signal_connect(widget, "destroy", G_CALLBACK(onDestroy), c);
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c->onToggledSignal = g_signal_connect(widget, "toggled", G_CALLBACK(onToggled), c);
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c->onToggled = defaultOnToggled;
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uiCheckbox(c)->Text = getText;
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uiCheckbox(c)->SetText = setText;
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uiCheckbox(c)->OnToggled = setOnToggled;
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uiCheckbox(c)->Checked = getChecked;
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uiCheckbox(c)->SetChecked = setChecked;
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return uiCheckbox(c);
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}
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