132 lines
3.2 KiB
C
132 lines
3.2 KiB
C
// 8 june 2016
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#include "uipriv_unix.h"
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struct formChild {
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uiControl *c;
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GtkWidget *label;
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gboolean oldhexpand;
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GtkAlign oldhalign;
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gboolean oldvexpand;
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GtkAlign oldvalign;
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};
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struct uiForm {
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uiUnixControl c;
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GtkWidget *widget;
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GtkContainer *container;
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GtkGrid *grid;
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GArray *children;
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int padded;
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// TODO OS X is missing this
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GtkSizeGroup *stretchygroup; // ensures all stretchy controls have the same size
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};
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uiUnixControlAllDefaultsExceptDestroy(uiForm)
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#define ctrl(f, i) &g_array_index(f->children, struct formChild, i)
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static void uiFormDestroy(uiControl *c)
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{
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uiForm *f = uiForm(c);
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struct formChild *fc;
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guint i;
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// kill the size group
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g_object_unref(f->stretchygroup);
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// free all controls
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for (i = 0; i < f->children->len; i++) {
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fc = ctrl(f, i);
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uiControlSetParent(fc->c, NULL);
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uiUnixControlSetContainer(uiUnixControl(fc->c), f->container, TRUE);
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uiControlDestroy(fc->c);
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gtk_widget_destroy(fc->label);
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}
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g_array_free(f->children, TRUE);
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// and then ourselves
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g_object_unref(f->widget);
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uiFreeControl(uiControl(f));
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}
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void uiFormAppend(uiForm *f, const char *label, uiControl *c, int stretchy)
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{
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struct formChild fc;
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GtkWidget *widget;
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guint row;
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fc.c = c;
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widget = GTK_WIDGET(uiControlHandle(fc.c));
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fc.oldhexpand = gtk_widget_get_hexpand(widget);
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fc.oldhalign = gtk_widget_get_halign(widget);
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fc.oldvexpand = gtk_widget_get_vexpand(widget);
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fc.oldvalign = gtk_widget_get_valign(widget);
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if (stretchy) {
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gtk_widget_set_vexpand(widget, TRUE);
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gtk_widget_set_valign(widget, GTK_ALIGN_FILL);
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gtk_size_group_add_widget(f->stretchygroup, widget);
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} else
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gtk_widget_set_vexpand(widget, FALSE);
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// and make them fill horizontally
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gtk_widget_set_hexpand(widget, TRUE);
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gtk_widget_set_halign(widget, GTK_ALIGN_FILL);
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fc.label = gtk_label_new(label);
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gtk_widget_set_hexpand(fc.label, FALSE);
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gtk_widget_set_halign(fc.label, GTK_ALIGN_END);
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gtk_widget_set_vexpand(fc.label, FALSE);
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if (GTK_IS_SCROLLED_WINDOW(widget))
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gtk_widget_set_valign(fc.label, GTK_ALIGN_START);
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else
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gtk_widget_set_valign(fc.label, GTK_ALIGN_CENTER);
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gtk_style_context_add_class(gtk_widget_get_style_context(fc.label), "dim-label");
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row = f->children->len;
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gtk_grid_attach(f->grid, fc.label,
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0, row,
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1, 1);
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gtk_widget_show_all(fc.label);
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uiControlSetParent(fc.c, uiControl(f));
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uiUnixControlSetContainer(uiUnixControl(fc.c), f->container, FALSE);
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g_array_append_val(f->children, fc);
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// move the widget to the correct place
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gtk_container_child_set(f->container, widget,
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"left-attach", 1,
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"top-attach", row,
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NULL);
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}
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int uiFormPadded(uiForm *f)
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{
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return f->padded;
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}
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void uiFormSetPadded(uiForm *f, int padded)
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{
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f->padded = padded;
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if (f->padded) {
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gtk_grid_set_row_spacing(f->grid, gtkYPadding);
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gtk_grid_set_column_spacing(f->grid, gtkXPadding);
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} else {
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gtk_grid_set_row_spacing(f->grid, 0);
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gtk_grid_set_column_spacing(f->grid, 0);
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}
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}
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uiForm *uiNewForm(void)
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{
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uiForm *f;
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uiUnixNewControl(uiForm, f);
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f->widget = gtk_grid_new();
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f->container = GTK_CONTAINER(f->widget);
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f->grid = GTK_GRID(f->widget);
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f->stretchygroup = gtk_size_group_new(GTK_SIZE_GROUP_VERTICAL);
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f->children = g_array_new(FALSE, TRUE, sizeof (struct formChild));
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return f;
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}
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