Split the GTK+ ListBox implementation into its own file.
This commit is contained in:
Pietro Gagliardi
parent
c92a370f08
commit
e7d280e5e1
150
gtkcalls_unix.go
150
gtkcalls_unix.go
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@ -8,19 +8,11 @@ import (
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"unsafe"
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)
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// TODOs:
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// - document the magic stuff in the listbox code
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// #cgo pkg-config: gtk+-3.0
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// #include <stdlib.h>
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// #include <gtk/gtk.h>
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// /* because cgo is flaky with macros */
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// void gSignalConnect(GtkWidget *widget, char *signal, GCallback callback, void *data) { g_signal_connect(widget, signal, callback, data); }
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// /* because cgo seems to choke on ... */
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// void gtkTreeModelGet(GtkTreeModel *model, GtkTreeIter *iter, gchar **gs) { gtk_tree_model_get(model, iter, 0, gs, -1); }
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// GtkListStore *gtkListStoreNew(void) { return gtk_list_store_new(1, G_TYPE_STRING); }
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// void gtkListStoreSet(GtkListStore *ls, GtkTreeIter *iter, char *gs) { gtk_list_store_set(ls, iter, 0, (gchar *) gs, -1); }
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// GtkTreeViewColumn *gtkTreeViewColumnNewWithAttributes(GtkCellRenderer *renderer) { return gtk_tree_view_column_new_with_attributes("", renderer, "text", 0, NULL); }
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import "C"
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type (
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@ -185,145 +177,3 @@ func gtk_label_set_text(widget *gtkWidget, text string) {
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func gtk_label_get_text(widget *gtkWidget) string {
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return C.GoString(fromgchar(C.gtk_label_get_text(togtklabel(widget))))
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}
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// TODO split all this out into its own file?
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func gListboxNew(multisel bool) *gtkWidget {
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store := C.gtkListStoreNew()
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widget := C.gtk_tree_view_new_with_model((*C.GtkTreeModel)(unsafe.Pointer(store)))
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tv := (*C.GtkTreeView)(unsafe.Pointer(widget))
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column := C.gtkTreeViewColumnNewWithAttributes(C.gtk_cell_renderer_text_new())
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// TODO set AUTOSIZE?
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C.gtk_tree_view_append_column(tv, column)
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C.gtk_tree_view_set_headers_visible(tv, C.FALSE)
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sel := C.GTK_SELECTION_SINGLE
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if multisel {
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sel = C.GTK_SELECTION_MULTIPLE
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}
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C.gtk_tree_selection_set_mode(C.gtk_tree_view_get_selection(tv), C.GtkSelectionMode(sel))
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scrollarea := C.gtk_scrolled_window_new((*C.GtkAdjustment)(nil), (*C.GtkAdjustment)(nil))
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C.gtk_container_add((*C.GtkContainer)(unsafe.Pointer(scrollarea)), widget)
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return (*gtkWidget)(unsafe.Pointer(scrollarea))
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}
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func gListboxNewSingle() *gtkWidget {
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return gListboxNew(false)
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}
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func gListboxNewMulti() *gtkWidget {
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return gListboxNew(true)
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}
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func getTreeViewFrom(widget *gtkWidget) *C.GtkWidget {
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return C.gtk_bin_get_child((*C.GtkBin)(unsafe.Pointer(widget)))
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}
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func gListboxText(widget *gtkWidget) string {
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var model *C.GtkTreeModel
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var iter C.GtkTreeIter
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var gs *C.gchar
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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sel := C.gtk_tree_view_get_selection(tv)
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if !fromgbool(C.gtk_tree_selection_get_selected(sel, &model, &iter)) {
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return ""
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}
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C.gtkTreeModelGet(model, &iter, &gs)
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return C.GoString((*C.char)(unsafe.Pointer(gs)))
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}
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func gListboxAppend(widget *gtkWidget, what string) {
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var iter C.GtkTreeIter
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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ls := (*C.GtkListStore)(unsafe.Pointer(C.gtk_tree_view_get_model(tv)))
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C.gtk_list_store_append(ls, &iter)
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cwhat := C.CString(what)
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defer C.free(unsafe.Pointer(cwhat))
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C.gtkListStoreSet(ls, &iter, cwhat)
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}
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func gListboxInsert(widget *gtkWidget, index int, what string) {
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var iter C.GtkTreeIter
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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ls := (*C.GtkListStore)(unsafe.Pointer(C.gtk_tree_view_get_model(tv)))
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C.gtk_list_store_insert(ls, &iter, C.gint(index))
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cwhat := C.CString(what)
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defer C.free(unsafe.Pointer(cwhat))
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C.gtkListStoreSet(ls, &iter, cwhat)
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}
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func gListboxSelected(widget *gtkWidget) int {
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var model *C.GtkTreeModel
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var iter C.GtkTreeIter
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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sel := C.gtk_tree_view_get_selection(tv)
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if !fromgbool(C.gtk_tree_selection_get_selected(sel, &model, &iter)) {
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return -1
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}
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path := C.gtk_tree_model_get_path(model, &iter)
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idx := C.gtk_tree_path_get_indices(path)
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return int(*idx)
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}
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func gListboxSelectedMulti(widget *gtkWidget) (indices []int) {
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var model *C.GtkTreeModel
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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sel := C.gtk_tree_view_get_selection(tv)
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rows := C.gtk_tree_selection_get_selected_rows(sel, &model)
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defer C.g_list_free_full(rows, C.GDestroyNotify(unsafe.Pointer(C.gtk_tree_path_free)))
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len := C.g_list_length(rows)
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if len == 0 {
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return nil
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}
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indices = make([]int, len)
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for i := C.guint(0); i < len; i++ {
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path := (*C.GtkTreePath)(unsafe.Pointer(rows.data))
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idx := C.gtk_tree_path_get_indices(path)
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indices[i] = int(*idx)
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rows = rows.next
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}
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return indices
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}
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func gListboxSelMultiTexts(widget *gtkWidget) (texts []string) {
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var model *C.GtkTreeModel
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var iter C.GtkTreeIter
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var gs *C.gchar
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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sel := C.gtk_tree_view_get_selection(tv)
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rows := C.gtk_tree_selection_get_selected_rows(sel, &model)
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defer C.g_list_free_full(rows, C.GDestroyNotify(unsafe.Pointer(C.gtk_tree_path_free)))
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len := C.g_list_length(rows)
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if len == 0 {
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return nil
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}
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texts = make([]string, len)
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for i := C.guint(0); i < len; i++ {
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path := (*C.GtkTreePath)(unsafe.Pointer(rows.data))
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if !fromgbool(C.gtk_tree_model_get_iter(model, &iter, path)) {
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// TODO
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return
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}
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C.gtkTreeModelGet(model, &iter, &gs)
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texts[i] = C.GoString((*C.char)(unsafe.Pointer(gs)))
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rows = rows.next
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}
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return texts
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}
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func gListboxDelete(widget *gtkWidget, index int) {
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var iter C.GtkTreeIter
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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ls := (*C.GtkListStore)(unsafe.Pointer(C.gtk_tree_view_get_model(tv)))
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if !fromgbool(C.gtk_tree_model_iter_nth_child((*C.GtkTreeModel)(unsafe.Pointer(ls)), &iter, (*C.GtkTreeIter)(nil), C.gint(index))) { // no such index
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// TODO
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return
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}
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C.gtk_list_store_remove(ls, &iter)
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}
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@ -0,0 +1,161 @@
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// +build !windows,!darwin,!plan9
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// 17 february 2014
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package main
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import (
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"unsafe"
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)
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// TODOs:
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// - document the magic stuff in the listbox code
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// #cgo pkg-config: gtk+-3.0
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// #include <stdlib.h>
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// #include <gtk/gtk.h>
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// /* because cgo seems to choke on ... */
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// void gtkTreeModelGet(GtkTreeModel *model, GtkTreeIter *iter, gchar **gs) { gtk_tree_model_get(model, iter, 0, gs, -1); }
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// GtkListStore *gtkListStoreNew(void) { return gtk_list_store_new(1, G_TYPE_STRING); }
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// void gtkListStoreSet(GtkListStore *ls, GtkTreeIter *iter, char *gs) { gtk_list_store_set(ls, iter, 0, (gchar *) gs, -1); }
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// GtkTreeViewColumn *gtkTreeViewColumnNewWithAttributes(GtkCellRenderer *renderer) { return gtk_tree_view_column_new_with_attributes("", renderer, "text", 0, NULL); }
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import "C"
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func gListboxNew(multisel bool) *gtkWidget {
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store := C.gtkListStoreNew()
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widget := C.gtk_tree_view_new_with_model((*C.GtkTreeModel)(unsafe.Pointer(store)))
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tv := (*C.GtkTreeView)(unsafe.Pointer(widget))
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column := C.gtkTreeViewColumnNewWithAttributes(C.gtk_cell_renderer_text_new())
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// TODO set AUTOSIZE?
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C.gtk_tree_view_append_column(tv, column)
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C.gtk_tree_view_set_headers_visible(tv, C.FALSE)
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sel := C.GTK_SELECTION_SINGLE
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if multisel {
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sel = C.GTK_SELECTION_MULTIPLE
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}
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C.gtk_tree_selection_set_mode(C.gtk_tree_view_get_selection(tv), C.GtkSelectionMode(sel))
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scrollarea := C.gtk_scrolled_window_new((*C.GtkAdjustment)(nil), (*C.GtkAdjustment)(nil))
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C.gtk_container_add((*C.GtkContainer)(unsafe.Pointer(scrollarea)), widget)
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return (*gtkWidget)(unsafe.Pointer(scrollarea))
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}
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func gListboxNewSingle() *gtkWidget {
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return gListboxNew(false)
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}
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func gListboxNewMulti() *gtkWidget {
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return gListboxNew(true)
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}
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func getTreeViewFrom(widget *gtkWidget) *C.GtkWidget {
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return C.gtk_bin_get_child((*C.GtkBin)(unsafe.Pointer(widget)))
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}
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func gListboxText(widget *gtkWidget) string {
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var model *C.GtkTreeModel
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var iter C.GtkTreeIter
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var gs *C.gchar
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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sel := C.gtk_tree_view_get_selection(tv)
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if !fromgbool(C.gtk_tree_selection_get_selected(sel, &model, &iter)) {
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return ""
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}
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C.gtkTreeModelGet(model, &iter, &gs)
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return C.GoString((*C.char)(unsafe.Pointer(gs)))
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}
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func gListboxAppend(widget *gtkWidget, what string) {
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var iter C.GtkTreeIter
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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ls := (*C.GtkListStore)(unsafe.Pointer(C.gtk_tree_view_get_model(tv)))
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C.gtk_list_store_append(ls, &iter)
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cwhat := C.CString(what)
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defer C.free(unsafe.Pointer(cwhat))
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C.gtkListStoreSet(ls, &iter, cwhat)
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}
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func gListboxInsert(widget *gtkWidget, index int, what string) {
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var iter C.GtkTreeIter
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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ls := (*C.GtkListStore)(unsafe.Pointer(C.gtk_tree_view_get_model(tv)))
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C.gtk_list_store_insert(ls, &iter, C.gint(index))
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cwhat := C.CString(what)
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defer C.free(unsafe.Pointer(cwhat))
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C.gtkListStoreSet(ls, &iter, cwhat)
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}
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func gListboxSelected(widget *gtkWidget) int {
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var model *C.GtkTreeModel
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var iter C.GtkTreeIter
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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sel := C.gtk_tree_view_get_selection(tv)
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if !fromgbool(C.gtk_tree_selection_get_selected(sel, &model, &iter)) {
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return -1
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}
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path := C.gtk_tree_model_get_path(model, &iter)
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idx := C.gtk_tree_path_get_indices(path)
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return int(*idx)
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}
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func gListboxSelectedMulti(widget *gtkWidget) (indices []int) {
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var model *C.GtkTreeModel
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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sel := C.gtk_tree_view_get_selection(tv)
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rows := C.gtk_tree_selection_get_selected_rows(sel, &model)
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defer C.g_list_free_full(rows, C.GDestroyNotify(unsafe.Pointer(C.gtk_tree_path_free)))
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len := C.g_list_length(rows)
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if len == 0 {
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return nil
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}
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indices = make([]int, len)
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for i := C.guint(0); i < len; i++ {
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path := (*C.GtkTreePath)(unsafe.Pointer(rows.data))
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idx := C.gtk_tree_path_get_indices(path)
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indices[i] = int(*idx)
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rows = rows.next
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}
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return indices
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}
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func gListboxSelMultiTexts(widget *gtkWidget) (texts []string) {
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var model *C.GtkTreeModel
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var iter C.GtkTreeIter
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var gs *C.gchar
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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sel := C.gtk_tree_view_get_selection(tv)
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rows := C.gtk_tree_selection_get_selected_rows(sel, &model)
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defer C.g_list_free_full(rows, C.GDestroyNotify(unsafe.Pointer(C.gtk_tree_path_free)))
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len := C.g_list_length(rows)
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if len == 0 {
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return nil
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}
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texts = make([]string, len)
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for i := C.guint(0); i < len; i++ {
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path := (*C.GtkTreePath)(unsafe.Pointer(rows.data))
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if !fromgbool(C.gtk_tree_model_get_iter(model, &iter, path)) {
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// TODO
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return
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}
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C.gtkTreeModelGet(model, &iter, &gs)
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texts[i] = C.GoString((*C.char)(unsafe.Pointer(gs)))
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rows = rows.next
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}
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return texts
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}
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func gListboxDelete(widget *gtkWidget, index int) {
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var iter C.GtkTreeIter
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tv := (*C.GtkTreeView)(unsafe.Pointer(getTreeViewFrom(widget)))
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ls := (*C.GtkListStore)(unsafe.Pointer(C.gtk_tree_view_get_model(tv)))
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if !fromgbool(C.gtk_tree_model_iter_nth_child((*C.GtkTreeModel)(unsafe.Pointer(ls)), &iter, (*C.GtkTreeIter)(nil), C.gint(index))) { // no such index
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// TODO
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return
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}
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C.gtk_list_store_remove(ls, &iter)
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}
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