Summary of the QT open file dialog box, And the qt open file dialog boxQstring fileName = QFileDialog: getOpenFileName (this, tr ("open file"), "", tr ("Allfile (*. *); mp3file (*. mp3) "); Note: a dialog box is generated, which is similar to the system resource manager. The
Include header file: # include
1. The common method to open a file dialog box is to use the system cfiledialog. Here we will introduce another method: Use the structure of openfilename and the getopenfilename () function to implement Single-choice files or multiple-choice files. The Code is as follows:
Tchar szbuffer [max_path] = {0}; openfilename ofn = {0}; ofn. lstructsize = sizeof (ofn); ofn. hwndowne
1. Open and save the dialog box
The file dialog box is a common dialog box (In addition, there are color, search, search replacement, Font, print, and other dialog boxes ).With the help of the MFC ready-made class cfiledialog, you can easily operate the file dialog box.
Cfil
1 ExplicitCFileDialog (2 BOOL Bopenfiledialog, which type of dialog box is created for the specified parameter. TRUE to set the Open dialog box to the construction file. Sets the FALSE to the Construct Save File dialog box. 3LPCTSTR LPSZDEFEXT =NULL, the default file name extension. If the user does not include a known
This article mainly introduces Easyui, click on the Open edit box, and edit box to get focus of the method, the need for friends can refer to the
The code is as follows:
Onclickrow:function (RowIndex, RowData) {
var editor = $ (' #datagrid '). DataGrid (' Geteditor ', {index:rowindex,field: "Buynum"});
Editor.target.focus ();
}
Click on a line to
During winform development, the open file dialog box (openfiledialog) and folder browse dialog box (folderbrowserdialog) are often used ).1. Folder browsing dialog box (folderbrowserdialog)
Step 1: Introduce a folderbrowserdialog component from the toolbox. When this component is added to the form, it will appear in a
The VCL control on the Dialogs page on the C++builder Control Panel includes Windows common dialog boxes. In other words, VCL does not provide dialog boxes, which are part of Windows. VCL just makes it easier to use these dialog boxes. In some applications, you may want to change the title of the Open button in the Open dialog box, for example, to indicate that y
Quad-core network set-top box chip Situation Analysis (Open Market): rk3128 will become the mainstream of quad-core, set-top box rk3128
Open Market: it does not include the closed-loop ecosystem of Xiaomi, Leeco, and other major brands.
This year, the quad-core network player is dominated by a31s. Infinic is ahead of
Onsheetitemclicklistener () {@Override public void OnClick (int which) {}}]. Show ();
Break //Setnegativebutton relative Setpositivebutton color to shallow some case r.id.btn:new alertdialog (mainactivity.this). Builder (). Settitle ( "Exit current Account"). Setmsg ("Again consecutive landing days, the variable as QQ talent." Exit QQ may make your existing records return to zero, OK exit? "). Setpositivebutton (" Confirm Exit ", new Onclicklistener () {@Override public void OnClick (View v)
Tags: a Windows data error ice system prompts the. exe windowThere's a strange mistake in my computer. Access opens the MDB database, but does not open the table, prompting an error when opened, with only two words "unknown". Re-install Office is no good! And the application of the Access database on the computer is not working! All prompt "Unknown" Error!This is also true for new databases in Access!It's not even a reload of access!Access Unknown err
Copy Code code as follows:
Onclickrow:function (RowIndex, RowData) {
var editor = $ (' #datagrid '). DataGrid (' Geteditor ', {index:rowindex,field: "Buynum"});
Editor.target.focus ();
}
Click on a line to open the edit box while placing the cursor in the edit box.
RowIndex: Is the row index that opens the current page of the edit
The author needs a function to do a project: Press a button on the page and open a Save As dialog box.
Originally used VC did such a function, on the Web page to achieve the first time. Google, Csdn and MSDN Search related programs, finally found. Using Mscomdlg.commondialog can completely satisfy this function. The procedure is as follows:
function.js– script File
function SaveAs ()
Example:
Add a shellapi unit to use
VaR
Filepath: string;
Shellreturn: integer;
Begin
Filepath: = file path + file name
If filepath Begin
Shellreturn: = ShellExecute (handle, pchar ('open'), pchar (filepath), nil, nil, 1 );
If shellreturn Case shellreturn
0: MessageBox (handle, 'the system resource is insufficient. An error occurred while opening the file! ', 'Failed', mb_ OK + mb_iconstop );
Se_err_associncomplete: MessageBox (handle, 'the specified
XP system does not open Word prompt dialog box open command cannot be executed "how to resolve
One, Word security mode-problem analysis
1, word in the presence of problems, not normal operation will automatically go into Word security mode, the above feedback problem, is this category. Such a problem arises. Typically, Word's template file Normal.dot is corrupt
use JavaScript member access features to implement the universal version of the Compatible all browser Open dialog box features Open web Page dialog box, there are generally three ways: window.open, window.showModalDialog, Window.showmodelessdialog, each has its advantages and disadvantages. The first method: Window
Open Win10 Run command method first: Find in Start menu
In Win10 "Start Menu" to find "application" and then we find "run" to open.
Open Win10 Run Command method Two: shortcut key open
Win + R combination shortcuts then you can eject "run" so you can also enter the cmd command.
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