106 lines
2.6 KiB
C
106 lines
2.6 KiB
C
// 10 june 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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GtkWidget *widget;
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GtkButton *button;
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GtkToggleButton *toggleButton;
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GtkCheckButton *checkButton;
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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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uiDefineControlType(uiCheckbox, uiTypeCheckbox, struct checkbox)
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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 uintptr_t checkboxHandle(uiControl *cc)
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{
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struct checkbox *c = (struct checkbox *) cc;
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return (uintptr_t) (c->widget);
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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 char *checkboxText(uiCheckbox *cc)
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{
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struct checkbox *c = (struct checkbox *) cc;
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return uiUnixStrdupText(gtk_button_get_label(c->button));
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}
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static void checkboxSetText(uiCheckbox *cc, const char *text)
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{
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struct checkbox *c = (struct checkbox *) cc;
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gtk_button_set_label(GTK_BUTTON(c->button), text);
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// changing the text might necessitate a change in the checkbox's size
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uiControlQueueResize(uiControl(c));
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}
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static void checkboxOnToggled(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 checkboxChecked(uiCheckbox *cc)
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{
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struct checkbox *c = (struct checkbox *) cc;
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return gtk_toggle_button_get_active(c->toggleButton) != FALSE;
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}
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static void checkboxSetChecked(uiCheckbox *cc, int checked)
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{
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struct checkbox *c = (struct checkbox *) cc;
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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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g_signal_handler_block(c->toggleButton, c->onToggledSignal);
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gtk_toggle_button_set_active(c->toggleButton, active);
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g_signal_handler_unblock(c->toggleButton, 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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c = (struct checkbox *) uiNewControl(uiTypeCheckbox());
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c->widget = gtk_check_button_new_with_label(text);
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c->button = GTK_BUTTON(c->widget);
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c->toggleButton = GTK_TOGGLE_BUTTON(c->widget);
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c->checkButton = GTK_CHECK_BUTTON(c->widget);
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uiUnixMakeSingleWidgetControl(uiControl(c), c->widget);
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c->onToggledSignal = g_signal_connect(c->widget, "toggled", G_CALLBACK(onToggled), c);
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c->onToggled = defaultOnToggled;
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uiControl(c)->Handle = checkboxHandle;
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uiCheckbox(c)->Text = checkboxText;
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uiCheckbox(c)->SetText = checkboxSetText;
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uiCheckbox(c)->OnToggled = checkboxOnToggled;
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uiCheckbox(c)->Checked = checkboxChecked;
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uiCheckbox(c)->SetChecked = checkboxSetChecked;
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return uiCheckbox(c);
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}
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