140 lines
4.7 KiB
D
140 lines
4.7 KiB
D
/* MinWin ListBox class
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*
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* Display a list of items to choose from.
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*
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* Written by Ben Hinkle and released to the public domain, as
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* explained at http://creativecommons.org/licenses/publicdomain
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* Report comments and bugs at dsource: http://www.dsource.org/projects/minwin
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*/
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module minwin.listbox;
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// TODO: multi-select
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public import minwin.component;
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private {
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import minwin.app;
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import minwin.window;
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import minwin.peerimpl;
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import std.string;
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import minwin.logging;
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}
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version (MinWin32) {
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private import minwin.mswindows;
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class ListBox : WindowChild {
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this(Component parent, char[][] text, char[] name = "") {
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PeerForAdd parentp = parent.getPeerForAdd();
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this.name = name;
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HINSTANCE hInst = GetModuleHandleA(null);
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peer = CreateWindowA("LISTBOX","",
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WS_CHILD | WS_VISIBLE,
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0,0,10,10,parentp,
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cast(HMENU)0,hInst,null);
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sysAssert(peer !is null, "Failed to create peer ListBox");
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foreach (char[] s; text) {
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SendMessageX(peer,LB_ADDSTRING,0,s);
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}
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Font f = standardFont(StandardFont.Gui);
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SendMessageA(peer,WM_SETFONT,cast(WPARAM)f.peer,0);
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setWindowChildPeer(this,peer,OWNS_PEER);
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parent.addChild(this);
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}
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mixin WindowChildImpl!();
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Point preferredSize() {
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// width = SendMessageA(peer,CB_GETDROPPEDWIDTH,0,0);
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int height = SendMessageA(peer,LB_GETITEMHEIGHT,cast(WPARAM)-1,0)*
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SendMessageA(peer,LB_GETCOUNT,0,0);
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int width = 75;
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return XY(width,height);
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}
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// -1 for custom text
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int selection() {
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return SendMessageA(peer,LB_GETCURSEL,0,0);
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}
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void selection(int n) {
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SendMessageA(peer,LB_SETCURSEL,n,0);
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version (LOG) log.writefln("number of item is %d",
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SendMessageA(peer,CB_GETCOUNT,0,0));
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}
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}
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} else version (GTK) {
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private import minwin.gtk;
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private import std.c.string;
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class ListBox : WindowChild {
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this(Component parent, char[][] text, char[] name = "") {
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PeerForAdd parentp = parent.getPeerForAdd();
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this.name = name;
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GType the_type = g_type_fundamental(16); // means string
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GtkListStore* model = gtk_list_store_newv(1,&the_type);
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GtkTreeIter iter;
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foreach (char[] s; text) {
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gtk_list_store_append(model,&iter);
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int[3] args;
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args[0] = 0;
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args[1] = cast(int)toStringz(s);
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args[2] = -1;
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gtk_list_store_set_valist(model,&iter,&args);
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}
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peer = gtk_tree_view_new_with_model(cast(GtkTreeModel*)model);
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g_object_unref(cast(GObject*)model);
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gtk_container_add(cast(GtkContainer*)parentp,peer);
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setWindowChildPeer(this,peer,OWNS_PEER);
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parent.addChild(this);
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gtk_widget_realize(peer);
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visible = true;
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gtk_tree_view_columns_autosize(cast(GtkTreeView*)peer);
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gtk_tree_view_expand_all(cast(GtkTreeView*)peer);
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GList* objs = gtk_tree_view_get_columns(cast(GtkTreeView*)peer);
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// printf("len %d\n",g_list_length(objs));
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// printf("cols %d\n",gtk_tree_model_get_n_columns(cast(GtkTreeModel*)model));
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g_list_free(objs);
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}
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// -1 for custom text
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int selection() {
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// GtkComboBox* box = cast(GtkComboBox*)peer;
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// return gtk_combo_box_get_active(box);
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return 0;
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}
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void selection(int n) {
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// GtkComboBox* box = cast(GtkComboBox*)peer;
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// gtk_combo_box_set_active(box,n);
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}
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char[] text() {
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char* str;
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GtkTreeView* list = cast(GtkTreeView*)peer;
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GtkTreeModel* model = gtk_tree_view_get_model(list);
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GtkTreeIter iter;
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if (gtk_tree_model_get_iter_first(model,&iter)) {
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int n = selection();
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GValue* val;
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while (n--) {
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gtk_tree_model_iter_next(model,&iter);
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}
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gtk_tree_model_get_value(model,&iter,0,val);
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str = *(cast(char**)val);
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g_value_unset(val);
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}
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if (str is null)
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return "";
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else
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return str[0..strlen(str)].dup;
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}
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void text(char[] s) {
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assert(false);
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}
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mixin WindowChildImpl!();
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}
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}
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