[英]Binding key combinations (strictly) to a specific form
Could you please tell me how to use the "globalmousekeyhook" library ( https://github.com/gmamaladze/globalmousekeyhook/blob/vNext/keycomb.md ) to write keyboard shortcuts Not to the whole application, but to a specific form ?您能否告诉我如何使用“globalmousekeyhook”库( https://github.com/gmamaladze/globalmousekeyhook/blob/vNext/keycomb.md )来编写键盘快捷键不是针对整个应用程序,而是针对特定表单? To avoid checking the form for activity, every time (Form.ActiveForm == this).
为了避免每次都检查表单的活动(Form.ActiveForm == this)。 PS If you do not do these checks, the keyboard shortcuts, will be triggered simultaneously in all created forms.
PS 如果您不进行这些检查,键盘快捷键将在所有创建的 forms 中同时触发。
private void Form1_Load(object sender, EventArgs e) {
Action ex1 = () => { if (Form.ActiveForm == this) Dop.ChangeBackColor(this, Color.Black); };
Action ex2 = () => { if (Form.ActiveForm == this) Dop.ChangeBackColor(this, Color.Green); };
// Install listener App [Combinations]
Hook.AppEvents().OnCombination(new Dictionary<Combination, Action> {
{ Combination.FromString("Control + S"), ex1 },
{ Combination.FromString("Control + D"), ex2 }
});
}
Solution for AppEvents应用事件解决方案
private IKeyboardMouseEvents m_ApplHook;
private void FormName_Activated(object sender, EventArgs e) {
m_ApplHook = Hook.AppEvents(); // Subscribe
Action d = () => { Dop.ChangeBackColor(this, Color.Black); };
Action s = () => { Dop.ChangeBackColor(this, Color.Red); };
// Install listener App [Combinations]
m_ApplHook.OnCombination(new Dictionary<Combination, Action> {
{ Combination.FromString("Control + S"), d },
{ Combination.FromString("Control + D"), s }
});
}
private void FormName_Deactivate(object sender, EventArgs e) {
m_ApplHook.Dispose(); // UnSubscribe
}
Solution for GlobalEvents (If you have only 1 form in your application) GlobalEvents 的解决方案(如果您的应用程序中只有 1 个表单)
Activate GlobalEvents in FormName_Load在 FormName_Load 中激活 GlobalEvents
private IKeyboardMouseEvents m_GlobalHook;
private void FormName_Load(object sender, EventArgs e) {
m_GlobalHook = Hook.GlobalEvents();
// Install Global listener [Sequences]
Sequence OpenApps = Sequence.FromString("Control + C, Control + C");
Dictionary<Sequence, Action> assignments = new Dictionary<Sequence, Action> {
{ OpenApps, () => {
this.Text = Clipboard.GetText();
}},
};
// Replace Hook.GlobalEvents() on m_GlobalHook
m_GlobalHook.OnSequence(assignments);
}
Deactivate GlobalEvents in FormName_Closed (Not obligatory: closing the main form will close the entire application停用 FormName_Closed 中的 GlobalEvents(非强制性:关闭主窗体将关闭整个应用程序
private void FormName_FormClosed(object sender, FormClosedEventArgs e) {
m_GlobalHook.Dispose();
}
Solution for GlobalEvents (If you have more than 1 form in your application) GlobalEvents 的解决方案(如果您的应用程序中有超过 1 个表单)
Hide the desired form using Hide(), open another one.使用 Hide() 隐藏所需的表单,打开另一个表单。 According to the book ( http://it-kniga.narod.ru/5-7502-0222-4/02020903.html ), method Hide() is analogous to Visible = false;
根据书( http://it-kniga.narod.ru/5-7502-0222-4/02020903.html ),方法 Hide() 类似于 Visible = false;
Create the FormName_VisibleChanged event.创建 FormName_VisibleChanged 事件。 Write the code in all the necessary forms (example: FormMain, Form1, FormName...).
在所有必要的 forms 中编写代码(例如:FormMain、Form1、FormName...)。 This method allows you to activate GlobalEvents for each individual form instead of all running (hidden) forms.
此方法允许您为每个单独的表单激活 GlobalEvents,而不是所有正在运行(隐藏)的 forms。
private IKeyboardMouseEvents m_GlobalHook;
// Documentation: https://github.com/gmamaladze/globalmousekeyhook/blob/vNext/keycomb.md
private void FormName_VisibleChanged(object sender, EventArgs e) {
if (this.Visible) {
m_GlobalHook = Hook.GlobalEvents(); // Subscribe
Action ex = () => { this.Text += "Ctrl + C x2"; };
Action ext = () => { this.Text += "Shift + C"; };
// Install Global listener [Sequences]
m_GlobalHook.OnSequence(new Dictionary<Sequence, Action> {
{ Sequence.FromString("Control + C, Control + C"), ex },
{ Sequence.FromString("Shift + C"), ext },
});
} else m_GlobalHook.Dispose(); // UnSubscribe
}
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