[deb_libcec.git] / src / LibCecTray / ui / AsyncControls.cs

using System;
using System.Collections.Generic;
using System.Text;
using System.Windows.Forms;
using CecSharp;
using LibCECTray.controller.applications;

namespace LibCECTray.ui
{
    /// <summary>
    /// Utility methods to change GUI content from another thread
    /// </summary>
    class AsyncControls
    {
        /// <summary>
        /// Enable or disable a control
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to change</param>
        /// <param name="val">True to enable, false to disable</param>
        public static void SetControlEnabled(Control container, Control control, bool val)
        {
            if (container == null || control == null) return;
            if (container.InvokeRequired)
            {
                SetControlEnabledCallback d = SetControlEnabled;
                try
                {
                    container.Invoke(d, new object[] { container, control, val });
                }
                catch { }
            }
            else
            {
                control.Enabled = val;
            }
        }
        private delegate void SetControlEnabledCallback(Control container, Control control, bool val);

        /// <summary>
        /// Change the text label of a control
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to change</param>
        /// <param name="val">The new text</param>
        public static void SetControlText(Control container, Control control, string val)
        {
            if (container == null || control == null) return;
            if (container.InvokeRequired)
            {
                SetControlTextCallback d = SetControlText;
                try
                {
                    container.Invoke(d, new object[] { container, control, val });
                }
                catch { }
            }
            else
            {
                control.Text = val;
            }
        }
        private delegate void SetControlTextCallback(Control container, Control control, string val);

        /// <summary>
        /// Change the checked status of a checkbox
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to change</param>
        /// <param name="val">True to change to checked, false to change to unchecked</param>
        public static void SetCheckboxChecked(Control container, CheckBox control, bool val)
        {
            if (container.InvokeRequired)
            {
                SetCheckboxCheckedCallback d = SetCheckboxChecked;
                try
                {
                    container.Invoke(d, new object[] { container, control, val });
                }
                catch { }
            }
            else
            {
                control.Checked = val;
            }
        }
        private delegate void SetCheckboxCheckedCallback(Control container, CheckBox control, bool val);

        /// <summary>
        /// Change the checked status of an item in a CheckedListBox
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to change</param>
        /// <param name="index">The index of the checkbox in the list to change</param>
        /// <param name="val">True to change to checked, false to change to unchecked</param>
        public static void SetCheckboxItemChecked(Control container, CheckedListBox control, int index, bool val)
        {
            if (container.InvokeRequired)
            {
                SetCheckboxItemCheckedCallback d = SetCheckboxItemChecked;
                try
                {
                    container.Invoke(d, new object[] { container, control, index, val });
                }
                catch (Exception) { }
            }
            else
            {
                control.SetItemChecked(index, val);
            }
        }
        private delegate void SetCheckboxItemCheckedCallback(Control container, CheckedListBox control, int index, bool val);

        /// <summary>
        /// Changes the toolstrip menu text
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="item">The toolstrip menu item to change</param>
        /// <param name="val">The new value</param>
        public static void SetToolStripMenuText(Control container, ToolStripMenuItem item, string val)
        {
            if (container.InvokeRequired)
            {
                SetToolStripMenuTextCallback d = SetToolStripMenuText;
                try
                {
                    container.Invoke(d, new object[] { container, item, val });
                }
                catch (Exception) { }
            }
            else
            {
                item.Text = val;
            }
        }
        private delegate void SetToolStripMenuTextCallback(Control container, ToolStripMenuItem item, string val);

        /// <summary>
        /// Changes the progress value of a progress bar
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to change</param>
        /// <param name="val">The new percentage</param>
        public static void SetProgressValue(Control container, ProgressBar control, int val)
        {
            if (container.InvokeRequired)
            {
                SetProgressValueCallback d = SetProgressValue;
                try
                {
                    container.Invoke(d, new object[] { container, control, val });
                }
                catch (Exception) { }
            }
            else
            {
                control.Value = val;
            }
        }
        private delegate void SetProgressValueCallback(Control container, ProgressBar control, int val);

        /// <summary>
        /// Replaces the items of a combobox
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to change</param>
        /// <param name="selectedIndex">The new selection index</param>
        /// <param name="val">The new content</param>
        public static void SetComboBoxItems(Control container, ComboBox control, int selectedIndex, object[] val)
        {
            if (container.InvokeRequired)
            {
                SetComboBoxItemsCallback d = SetComboBoxItems;
                try
                {
                    container.Invoke(d, new object[] { container, control, selectedIndex, val });
                }
                catch (Exception) { }
            }
            else
            {
                control.Items.Clear();
                control.Items.AddRange(val);
                if (control.Items.Count > 0)
                    control.SelectedIndex = selectedIndex;
            }
        }
        private delegate void SetComboBoxItemsCallback(Control container, ComboBox control, int selectedIndex, object[] val);

        /// <summary>
        /// Make a control visible or invisible
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to change</param>
        /// <param name="val">True to make it visible, false to make it invisible</param>
        public static void SetControlVisible(Control container, Control control, bool val)
        {
            if (container.InvokeRequired)
            {
                SetControlVisibleCallback d = SetControlVisible;
                try
                {
                    container.Invoke(d, new object[] { container, control, val });
                }
                catch (Exception) { }
            }
            else
            {
                control.Visible = val;
            }
        }
        private delegate void SetControlVisibleCallback(Control container, Control control, bool val);

        /// <summary>
        /// Display a new dialog
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to display</param>
        /// <param name="modal">True to make it a modal dialog</param>
        public static void DisplayDialog(Control container, Form control, bool modal)
        {
            if (container.InvokeRequired)
            {
                DisplayDialogCallback d = DisplayDialog;
                try
                {
                    container.Invoke(d, new object[] { container, control, modal });
                }
                catch (Exception) { }
            }
            else
            {
                if (modal)
                    control.ShowDialog(container);
                else
                    control.Show(container);
            }
        }
        private delegate void DisplayDialogCallback(Control container, Form control, bool modal);

        /// <summary>
        /// Hides a control
        /// </summary>
        /// <param name="container">The control to hide</param>
        /// <param name="val">True to hide, false to show</param>
        public static void SafeHide(Control container, bool val)
        {
            if (container.InvokeRequired)
            {
                SafeHideCallback d = SafeHide;
                try
                {
                    container.Invoke(d, new object[] { container, val });
                }
                catch (Exception) { }
            }
            else
            {
                if (val)
                    container.Hide();
                else
                    container.Show();
            }
        }
        private delegate void SafeHideCallback(Control container, bool val);

        /// <summary>
        /// Change the selected index
        /// </summary>
        /// <param name="container">The control that contains the control to change</param>
        /// <param name="control">The control to change</param>
        /// <param name="index">The new selected index</param>
        public static void SetSelectedIndex(Control container, ComboBox control, int index)
        {
            if (container.InvokeRequired)
            {
                SetSelectedIndexCallback d = SetSelectedIndex;
                try
                {
                    container.Invoke(d, new object[] { container, control, index });
                }
                catch (Exception) { }
            }
            else
            {
                control.SelectedIndex = index;
            }
        }
        private delegate void SetSelectedIndexCallback(Control container, ComboBox control, int index);

        /// <summary>
        /// Get the name of the selected tab in a TabControl
        /// </summary>
        /// <param name="container">The tab container</param>
        /// <param name="tabPages">The tab pages</param>
        /// <returns>The name of the selected tab</returns>
        public static string GetSelectedTabName(TabControl container, TabControl.TabPageCollection tabPages)
        {
            if (container.InvokeRequired)
            {
                GetSelectedTabNameCallback d = GetSelectedTabName;
                try
                {
                    return container.Invoke(d, new object[] { container, tabPages }) as string;
                }
                catch (Exception) { }
            }
            else
            {
                return tabPages[container.SelectedIndex].Name;
            }
            return string.Empty;
        }
        private delegate string GetSelectedTabNameCallback(TabControl container, TabControl.TabPageCollection tabPages);

        /// <summary>
        /// Selects the row with the given CecKeypress for a datagrid
        /// </summary>
        /// <param name="container">The datagrid container</param>
        /// <param name="dgView">The datagrid</param>
        /// <param name="key">The key to selected</param>
        public static void SelectKeypressRow(Control container, DataGridView dgView, CecKeypress key)
        {
            if (dgView.InvokeRequired)
            {
                SelectKeypressRowCallback d = SelectKeypressRow;
                try
                {
                    container.Invoke(d, new object[] { container, dgView, key });
                }
                catch (Exception) { }
            }
            else
            {
                var rowIndex = -1;
                foreach (DataGridViewRow row in dgView.Rows)
                {
                    CecButtonConfigItem item = row.DataBoundItem as CecButtonConfigItem;
                    if (item != null && item.Key.Keycode == key.Keycode)
                    {
                        rowIndex = row.Index;
                        row.Selected = true;
                        item.Enabled = true;
                    }
                    else
                    {
                        row.Selected = false;
                    }
                }
                if (rowIndex > -1)
                    dgView.FirstDisplayedScrollingRowIndex = rowIndex;
            }
        }
        private delegate void SelectKeypressRowCallback(Control container, DataGridView dgView, CecKeypress key);
    }

}
Commit	Line	Data
cbbe90dd JB	1	using System;
	2	using System.Collections.Generic;
	3	using System.Text;
	4	using System.Windows.Forms;
	5	using CecSharp;
	6	using LibCECTray.controller.applications;
	7
	8	namespace LibCECTray.ui
	9	{
	10	/// <summary>
	11	/// Utility methods to change GUI content from another thread
	12	/// </summary>
	13	class AsyncControls
	14	{
	15	/// <summary>
	16	/// Enable or disable a control
	17	/// </summary>
	18	/// <param name="container">The control that contains the control to change</param>
	19	/// <param name="control">The control to change</param>
	20	/// <param name="val">True to enable, false to disable</param>
	21	public static void SetControlEnabled(Control container, Control control, bool val)
	22	{
	23	if (container == null \|\| control == null) return;
	24	if (container.InvokeRequired)
	25	{
	26	SetControlEnabledCallback d = SetControlEnabled;
	27	try
	28	{
	29	container.Invoke(d, new object[] { container, control, val });
	30	}
	31	catch { }
	32	}
	33	else
	34	{
	35	control.Enabled = val;
	36	}
	37	}
	38	private delegate void SetControlEnabledCallback(Control container, Control control, bool val);
	39
	40	/// <summary>
	41	/// Change the text label of a control
	42	/// </summary>
	43	/// <param name="container">The control that contains the control to change</param>
	44	/// <param name="control">The control to change</param>
	45	/// <param name="val">The new text</param>
	46	public static void SetControlText(Control container, Control control, string val)
	47	{
	48	if (container == null \|\| control == null) return;
	49	if (container.InvokeRequired)
	50	{
	51	SetControlTextCallback d = SetControlText;
	52	try
	53	{
	54	container.Invoke(d, new object[] { container, control, val });
	55	}
	56	catch { }
	57	}
	58	else
	59	{
	60	control.Text = val;
	61	}
	62	}
	63	private delegate void SetControlTextCallback(Control container, Control control, string val);
	64
65	/// <summary>
66	/// Change the checked status of a checkbox
67	/// </summary>
68	/// <param name="container">The control that contains the control to change</param>
69	/// <param name="control">The control to change</param>
70	/// <param name="val">True to change to checked, false to change to unchecked</param>
71	public static void SetCheckboxChecked(Control container, CheckBox control, bool val)
72	{
73	if (container.InvokeRequired)
74	{
75	SetCheckboxCheckedCallback d = SetCheckboxChecked;
76	try
77	{
78	container.Invoke(d, new object[] { container, control, val });
79	}
80	catch { }
81	}
82	else
83	{
84	control.Checked = val;
85	}
86	}
87	private delegate void SetCheckboxCheckedCallback(Control container, CheckBox control, bool val);
88
89	/// <summary>
90	/// Change the checked status of an item in a CheckedListBox
91	/// </summary>
92	/// <param name="container">The control that contains the control to change</param>
93	/// <param name="control">The control to change</param>
94	/// <param name="index">The index of the checkbox in the list to change</param>
95	/// <param name="val">True to change to checked, false to change to unchecked</param>
96	public static void SetCheckboxItemChecked(Control container, CheckedListBox control, int index, bool val)
97	{
98	if (container.InvokeRequired)
99	{
100	SetCheckboxItemCheckedCallback d = SetCheckboxItemChecked;
101	try
102	{
103	container.Invoke(d, new object[] { container, control, index, val });
104	}
105	catch (Exception) { }
106	}
107	else
108	{
109	control.SetItemChecked(index, val);
110	}
111	}
112	private delegate void SetCheckboxItemCheckedCallback(Control container, CheckedListBox control, int index, bool val);
113
114	/// <summary>
115	/// Changes the toolstrip menu text
116	/// </summary>
117	/// <param name="container">The control that contains the control to change</param>
118	/// <param name="item">The toolstrip menu item to change</param>
119	/// <param name="val">The new value</param>
120	public static void SetToolStripMenuText(Control container, ToolStripMenuItem item, string val)
121	{
122	if (container.InvokeRequired)
123	{
124	SetToolStripMenuTextCallback d = SetToolStripMenuText;
125	try
126	{
127	container.Invoke(d, new object[] { container, item, val });
128	}
129	catch (Exception) { }
130	}
131	else
132	{
133	item.Text = val;
134	}
135	}
136	private delegate void SetToolStripMenuTextCallback(Control container, ToolStripMenuItem item, string val);
137
138	/// <summary>
139	/// Changes the progress value of a progress bar
140	/// </summary>
141	/// <param name="container">The control that contains the control to change</param>
142	/// <param name="control">The control to change</param>
143	/// <param name="val">The new percentage</param>
144	public static void SetProgressValue(Control container, ProgressBar control, int val)
145	{
146	if (container.InvokeRequired)
147	{
148	SetProgressValueCallback d = SetProgressValue;
149	try
150	{
151	container.Invoke(d, new object[] { container, control, val });
152	}
153	catch (Exception) { }
154	}
155	else
156	{
157	control.Value = val;
158	}
159	}
160	private delegate void SetProgressValueCallback(Control container, ProgressBar control, int val);
161
162	/// <summary>
163	/// Replaces the items of a combobox
164	/// </summary>
165	/// <param name="container">The control that contains the control to change</param>
166	/// <param name="control">The control to change</param>
167	/// <param name="selectedIndex">The new selection index</param>
168	/// <param name="val">The new content</param>
169	public static void SetComboBoxItems(Control container, ComboBox control, int selectedIndex, object[] val)
170	{
171	if (container.InvokeRequired)
172	{
173	SetComboBoxItemsCallback d = SetComboBoxItems;
174	try
175	{
176	container.Invoke(d, new object[] { container, control, selectedIndex, val });
177	}
178	catch (Exception) { }
179	}
180	else
181	{
182	control.Items.Clear();
183	control.Items.AddRange(val);
184	if (control.Items.Count > 0)
185	control.SelectedIndex = selectedIndex;
186	}
187	}
188	private delegate void SetComboBoxItemsCallback(Control container, ComboBox control, int selectedIndex, object[] val);
189
190	/// <summary>
191	/// Make a control visible or invisible
192	/// </summary>
193	/// <param name="container">The control that contains the control to change</param>
194	/// <param name="control">The control to change</param>
195	/// <param name="val">True to make it visible, false to make it invisible</param>
196	public static void SetControlVisible(Control container, Control control, bool val)
197	{
198	if (container.InvokeRequired)
199	{
200	SetControlVisibleCallback d = SetControlVisible;
201	try
202	{
203	container.Invoke(d, new object[] { container, control, val });
204	}
205	catch (Exception) { }
206	}
207	else
208	{
209	control.Visible = val;
210	}
211	}
212	private delegate void SetControlVisibleCallback(Control container, Control control, bool val);
213
214	/// <summary>
215	/// Display a new dialog
216	/// </summary>
217	/// <param name="container">The control that contains the control to change</param>
218	/// <param name="control">The control to display</param>
219	/// <param name="modal">True to make it a modal dialog</param>
220	public static void DisplayDialog(Control container, Form control, bool modal)
221	{
222	if (container.InvokeRequired)
223	{
224	DisplayDialogCallback d = DisplayDialog;
225	try
226	{
227	container.Invoke(d, new object[] { container, control, modal });
228	}
229	catch (Exception) { }
230	}
231	else
232	{
233	if (modal)
234	control.ShowDialog(container);
235	else
236	control.Show(container);
237	}
238	}
239	private delegate void DisplayDialogCallback(Control container, Form control, bool modal);
240
241	/// <summary>
242	/// Hides a control
243	/// </summary>
244	/// <param name="container">The control to hide</param>
245	/// <param name="val">True to hide, false to show</param>
246	public static void SafeHide(Control container, bool val)
247	{
248	if (container.InvokeRequired)
249	{
250	SafeHideCallback d = SafeHide;
251	try
252	{
253	container.Invoke(d, new object[] { container, val });
254	}
255	catch (Exception) { }
256	}
257	else
258	{
259	if (val)
260	container.Hide();
261	else
262	container.Show();
263	}
264	}
265	private delegate void SafeHideCallback(Control container, bool val);
266
267	/// <summary>
268	/// Change the selected index
269	/// </summary>
270	/// <param name="container">The control that contains the control to change</param>
271	/// <param name="control">The control to change</param>
272	/// <param name="index">The new selected index</param>
273	public static void SetSelectedIndex(Control container, ComboBox control, int index)
274	{
275	if (container.InvokeRequired)
276	{
277	SetSelectedIndexCallback d = SetSelectedIndex;
278	try
279	{
280	container.Invoke(d, new object[] { container, control, index });
281	}
282	catch (Exception) { }
283	}
284	else
285	{
286	control.SelectedIndex = index;
287	}
288	}
289	private delegate void SetSelectedIndexCallback(Control container, ComboBox control, int index);
290
291	/// <summary>
292	/// Get the name of the selected tab in a TabControl
293	/// </summary>
294	/// <param name="container">The tab container</param>
295	/// <param name="tabPages">The tab pages</param>
296	/// <returns>The name of the selected tab</returns>
297	public static string GetSelectedTabName(TabControl container, TabControl.TabPageCollection tabPages)
298	{
299	if (container.InvokeRequired)
300	{
301	GetSelectedTabNameCallback d = GetSelectedTabName;
302	try
303	{
304	return container.Invoke(d, new object[] { container, tabPages }) as string;
305	}
306	catch (Exception) { }
307	}
308	else
309	{
310	return tabPages[container.SelectedIndex].Name;
311	}
312	return string.Empty;
313	}
314	private delegate string GetSelectedTabNameCallback(TabControl container, TabControl.TabPageCollection tabPages);
315
316	/// <summary>
317	/// Selects the row with the given CecKeypress for a datagrid
318	/// </summary>
319	/// <param name="container">The datagrid container</param>
320	/// <param name="dgView">The datagrid</param>
321	/// <param name="key">The key to selected</param>
322	public static void SelectKeypressRow(Control container, DataGridView dgView, CecKeypress key)
323	{
324	if (dgView.InvokeRequired)
325	{
326	SelectKeypressRowCallback d = SelectKeypressRow;
327	try
328	{
329	container.Invoke(d, new object[] { container, dgView, key });
330	}
331	catch (Exception) { }
332	}
333	else
334	{
335	var rowIndex = -1;
336	foreach (DataGridViewRow row in dgView.Rows)
337	{
338	CecButtonConfigItem item = row.DataBoundItem as CecButtonConfigItem;
339	if (item != null && item.Key.Keycode == key.Keycode)
340	{
341	rowIndex = row.Index;
342	row.Selected = true;
343	item.Enabled = true;
344	}
345	else
346	{
347	row.Selected = false;
348	}
349	}
350	if (rowIndex > -1)
351	dgView.FirstDisplayedScrollingRowIndex = rowIndex;
352	}
353	}
354	private delegate void SelectKeypressRowCallback(Control container, DataGridView dgView, CecKeypress key);
355	}
356
357	}