Visual C++ :: Array Of Buttons - Click Event?

Oct 15, 2012

I have successfully compiled a code where I created an array of buttons. I have added a click event to it like this :

Code:
buttons[indexofhashis2]->Click += gcnew System::EventHandler(this, &Execute::GOBUT_Click);

I have a standard event like this

Code:
private: System::Void GOBUT_Click(System::Object^ sender, System::EventArgs^ e) {
int x;
x = sender->Location.X;
}

Returns error saying Location is not a member of Object^.

I'm trying to create an array of button (user/runtime created buttons) and get different interpretations of the click event depending of wich button is clicked.

For example, if we create buttons[0] I wish to get the 0 or something relevant into the GOBUT_Click event.

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C# :: Calculator With Buttons - When Click Numbers Or Operators It Goes To String Array

Mar 26, 2012

I have a calculator with buttons, and when I click the numbers or operators, it goes to a string array. So;

Press 3
Press +
Press 2
Press =

and my array is str[0]='3' str[1]=.... so on...

And also I have a C code which calculates the string you entered with some algorhytms and gives a double value as a result. So the question is;

How can I send my STR array in C# to my C program? I mean I want to use my C program as a source code. and How to return that double value to my C# program?

For now, I don't want to change my C codes into C# codes. I want it to keep as is. Just use it as a source code. Is that possible?

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Visual C++ :: MFC Click Event Not Working Between Parent And Subclass In Web Control

Mar 18, 2015

I'm having problem using the click event in a web browser control. I have a control called CIEBrowser that implements a Web control. Here a message_map:

Code:
IMPLEMENT_DYNCREATE(CIEBrowser, CWnd)
BEGIN_MESSAGE_MAP(CIEBrowser, CWnd)
ON_COMMAND_RANGE(ID_IEHOME,ID_IESTOP, OnToolBarCmd)
ON_UPDATE_COMMAND_UI_RANGE(ID_IEHOME,ID_IESTOP, OnUpdateToolBarCmd)
ON_NOTIFY_EX_RANGE(TTN_NEEDTEXTW, 0, 0xFFFF, OnToolTipNotify)
ON_NOTIFY_EX_RANGE(TTN_NEEDTEXTA, 0, 0xFFFF, OnToolTipNotify)
END_MESSAGE_MAP()

I want to implement a derived class called CFulltextCtrl.

Code:
IMPLEMENT_DYNCREATE(CFulltextCtrl, CIEBrowser)
BEGIN_MESSAGE_MAP(CFulltextCtrl, CIEBrowser)
ON_WM_PAINT()
ON_WM_HELPINFO()
END_MESSAGE_MAP()

I have a dialog with a control using this CFulltextCtrl. I can create and show the html perfectly inside the form. But all links inside this control don't work (scenario 1). If I create a form who have a control of the type CIEBrowser, the EXACTLY same html code works perfectly (scenario 2).

In particular, I need that when I click in one link, execute a method called OnClick, who performs all that I need, just like in scenario 2.

This is my DISPATCH_MAP in the derived class (CFulltextCtrl):

Code:
BEGIN_DISPATCH_MAP(CFulltextCtrl, CIEBrowser)
DISP_FUNCTION_ID(CFulltextCtrl,"HTMLELEMENTEVENTS2_ONCLICK", DISPID_HTMLELEMENTEVENTS2_ONCLICK,
OnClick, VT_EMPTY, VTS_DISPATCH)
DISP_FUNCTION_ID(CFulltextCtrl,"HTMLELEMENTEVENTS2_ONKEYDOWN", DISPID_HTMLELEMENTEVENTS2_ONKEYDOWN,
OnKeyDown, VT_EMPTY, VTS_DISPATCH)
DISP_FUNCTION_ID(CFulltextCtrl,"HTMLELEMENTEVENTS2_ONKEYUP", DISPID_HTMLELEMENTEVENTS2_ONKEYUP,
OnKeyUp, VT_EMPTY, VTS_DISPATCH)
END_DISPATCH_MAP()

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C# :: Treeview Control In WPF Double Click Event

Jan 8, 2015

<TreeView Grid.Column="0" Margin="0,-15,0,15" Grid.ColumnSpan="1">
<TreeViewItem Header="Custom"/>
<TreeViewItem Header="All Conferences"/>
<TreeViewItem Header="Atlantic Coast Conference" MouseDoubleClick="TreeViewItem_MouseDoubleClick_1">
<TreeViewItem Header="Atlantic" MouseDoubleClick="TreeViewItem_MouseDoubleClick"/>
<TreeViewItem Header="Coastal"/>

[Code] ....

I am trying to do a LINQ Query by Double Clicking the child node. When I click on the parent node it brings up the correct data. But when I click on the child node it still brings up the data from the parent node. How do I get the child node to display the correct data?

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C# :: WPF Databound ListView Item Click Event?

Aug 27, 2014

I was using the same item click event on another listview, and it worked perfectly... I don't know why this is happening, but here's my problem:

When I double click on an item, and try to obtain its index in the listview, the items index always comes back as -1... Obviously -1 isn't an index, and I'm guessing that it is returning -1 because that item does not exist on the listview, but from what I'm seeing, it is impossible for the item not to be inside of the listview...

Here is the xaml for my listview:

<ListView x:Name="lstBookmarks" HorizontalAlignment="Left" Height="250" Margin="10,10,0,0" VerticalAlignment="Top" Width="327" ItemsSource="{Binding Bookmarks}">
<ListView.View>

[Code]....

When I uncomment the MessageBox, it shows -1... This is obviously not right lol. I have the same exact click event in another class, and I obtain the items index the same exact way.. The only difference between this listview and that one is that this listview is databound.. Is that the issue? If so, how does one overcome it?

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C# :: Handling Middle Mouse Click Event

Jan 17, 2015

I'm trying to create a program which can pan by keep clicking and move the mouse

1. First, I create a class that inherited from the UserControl Class

public partial class CanvasCtrl : UserControl
protected void OnMiddleMouseDown(object sender, MouseEventArgs e) {
if (e.Button == MouseButtons.Middle) {

[Code] ....

2, Second, I create the void in that class too, and write the code to get it to catch the event

public void MainMouseAction() {
this.MouseClick += new MouseEventHandler(OnMiddleMouseDown);
}

It not work, how to solve this out ?

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C Sharp :: Add ComboBox Inside ListView On Mouse Double Click Event?

Apr 9, 2013

I want to add ComboBox inside ListView on mouse double click event. On each double click, a new ComboBox should be added on the next row.

I tried it with the code below, but its not working.

private void form_DblClick(object sender, form_DblClickEvent e)
 {
ComboBox c;
this.Controls.Add(c = new ComboBox());
c.Items.Add("Input");
c.Items.Add("Delay");
c.Items.Add("Message");
c.Items.Add("comment");
listView1.Controls.Add(c);
 }

actually i want to add combobox will all of the above elements in one combobox..when i double click it again..in next line another combobox will be added with all elements...

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C# :: Why Is Node Click Event Changing The Node Icon

Jul 26, 2014

I'm having a hard time figuring how to get my imagelist index 3 icon to display in the nodes "N1" and "V Speeds" below? So, as you can see in the attachment, the closed folder icon is currently shown which is index 0 in the imagelist. But I want index icon 2 to show in these two nodes.

treeView.BeginUpdate();
treeView.Nodes.Clear();
treeView.Nodes.Add(new TreeNode("Checklist"));

[Code].....

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Visual C++ :: Create A Column Of Buttons In A ListView?

Mar 26, 2013

Is there an easy way to create a column of buttons ina listView?

I need that every file of the listView has a button in the first cell. Is that possible?

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Visual C++ :: How To Increase Font Size In Buttons

Jan 15, 2014

How to increase font size for a specific button? I tried to change the nHeight but it doesn't seems to change the font size.

Code:

CFont font;
font.CreateFont(
12, // nHeight
0, // nWidth
0, // nEscapement
0, // nOrientation
FW_REGULAR, // nWeight

[Code] ....

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Visual C++ :: Can Overlapped Buttons Both Receive Notification

Oct 17, 2013

I have multiple bitmap buttons of non-square shape. Because of their odd shape I can overlap them and they will still look good on screen, which is what I want - that certain layout.

The problem is that because underlying button in reality is square (which I am subclassing), the bitmap of one button may overlay with the non-bitmap area of the other button (in the underlying square). This means that 2nd bitmap button will not receive notification because the press is registered with top level window only.

Is there a way that both windows can receive the notification and check if they are in the hot spot, they will respond? I know this is against windows design.

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Visual C++ :: How To Add Images To Toolbar Buttons For Activex Control

Aug 8, 2013

//#import "c:windowsSysWow64mscomctl.ocx" raw_interfaces_only //in window7

using namespace MSComctlLib;
CComPtr<IButtons> pButtons;
CComPtr<IButton> pButton;
CComPtr<IImages> pImages;

[Code] ....

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Visual C++ :: DLL And Write To Event Viewer

Dec 11, 2013

i want to write to event viewer

Code:
void EventLogCls::WriteError( char* msg) {
HANDLE hes = RegisterEventSource(0, appName);
if(hes) {
WORD dwEventType = EVENTLOG_ERROR_TYPE;
ReportEvent(hes, dwEventType, 0, 0, 0, 1, 0,(const char**)&msg , 0);
DeregisterEventSource(hes);
}
}

The error that i get is on the line of "ReportEvent"

error C2664: 'ReportEventW' : cannot convert parameter 8 from 'const char **' to 'LPCWSTR *'

what should be changed?

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Visual C++ :: MFC- Receiving Button Click Message Failed

Oct 2, 2014

I've created a new dialog in my MFC dialog based application. the new dialog contains 5 control buttons. The following happens and I don't understand why?

1. click on buttonX. (result ok, OnBnClicked message is sent)
2. click on on any place of the application, but not on the dialog.(removing focus from dialog)
3. click again on buttonX (FAILED, OnBnClicked message is NOT sent). but if instead I click on any other button in the dialog (result ok, OnBnClicked message is sent).

And when I do:

1. ...
2. ...
3. click on the dialog area just to set focus on the dialog again
4. click again on buttonX. (result ok, OnBnClicked message is sent)
**I need to do step 3 only if I want to click again on the buttonX! why?? I think it related to SetFocus() but I m not sure how.

I've tried different style like, tool windows, overlapped, popup. it happens in all the cases.

Code:
class CToolsDlg : public CBDialog {
DECLARE_DYNAMIC(CToolsDlg)
public:
CToolsDlg(CWnd* pParent = NULL); // standard constructor
virtual ~CToolsDlg();
CToolTipCtrl m_ToolsTips;

[Code] .....

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Apr 13, 2015

I have a dialog box with several edit control boxes and I want to identify the edit control when I click the left mouse button on it. Any button action (up or down) doesn;t register when the mouse is clicked on any of the edit controls. There has got to be a simple way to do this.

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Feb 2, 2015

I Like to Open a Dialog When the Button Was Pressed for 5 seconds Continuously.

I'm using Windows 8 HP Tablet, Is MouseUp & MouseDown events suitable for this requirement.

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Feb 18, 2015

i need to change the text in multiple ComboBoxs. i could do it one by one, but i have about 11 i need to change. i feel like doing it one at a time is not efficient. i was wondering if i can put the comboboxs into an array so i can use a for loop to change them all with out writeing it out 11 times.

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Sep 10, 2014

I basically want to develop an application which print an existing file on reception of a network event (application will be running on a seven 64 bits PC).

I wonder which application type would be the most suitable (and the simplest) for that (console win32, win32 app, MFC app ...). As this application does not need user intervention (print on network event), I'm not sure that I need a MFC application or a win32 app.

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C# :: How To Get AI To Look For Specific Buttons

May 5, 2014

Basically I am creating a game and I need the ai to look for specific buttons. At the moment this is the code I have, and what it does is it makes the ai look for any random button that has't already been clicked.

Code:

private Button look_for_spaces() {
Console.WriteLine("Looking for spaces");
Button b = null;
foreach (Control c in Controls) {
b = c as Button; // performs a cast

[Code] .....

Now what I'm trying to do is make the ai go through 4 searches in steps instead of looking for any button. I want it first to look for buttons 1, 2 and 3, if there's a space in any then it will be clicked but if all of them are already clicked it will look for spaces in buttons 4, 5 and 6 and so on if that makes sense. But i'm not too sure how I would do it.

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Jul 31, 2014

I want write my first application using Xamarin Studio and GTK#.

I create new file Dialog.cs: public partial class Dialog : Gtk.Dialog

I add Fixed container and can't add buttons, why?

I must use class Window : Gtk.Window instead of Dialog and show modal this window?

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C# :: Buttons Won't Work On Al Tabs

Jun 24, 2014

The opjective was to build an c# deskop windows application for an classic car sales company.

My job was the employees section of the application.

my problem is the following

i have 3 tabs
summary (overzicht)
details
mutation (muteren)

on the details tab i have 2 buttons and a search box both the buttons only do somthing on the summary tab where they also need to take the selected row to the field on the other tabs.

the search box is a text box that neds to find the valve in the summary tab and then als so select the full row and put it in the onther 2 tabs fields.

this is the code for the back en next buttons

private void btnback_Click(object sender, EventArgs e)
{
if (dataGridView1.CurrentRow.Index >= 1)
{

[Code]....

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Jun 14, 2014

There is a genereted matrix of buttons:

private void Single_Load(object sender, EventArgs e) {
//code here
for (int i = 0; i < n; i++) {
for (int j = 0; j < n; j++) {
//a lot of working code here
b[i, j].Click += new System.EventHandler(ClickButton);
}
}
}

What can I do when one of those buttons is pressed (i have the method ClickButton) to know what i and j has he?

I want to make something like this

ClickButton() {
if (x%2==0)
v[i, j] = x; //i and j should be form the matrix of buttons
}

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Oct 7, 2014

I am developing a small game using MFC in which the game options like new game, save, open, exit etc. can be selected from the menu as well as from the buttons inside the window. I have no problems with the menu but the buttons do not seem to work at all.

The buttons are created at runtime using CButton class. To associate the buttons with the corresponding functions, I just used the same resource ID for the buttons as the menu options, but that did not work. When I click on the buttons, nothing happens. If I assign different resource IDs to the buttons, how do I handle the message map entries? Do I have to write different message map entries for the menus and the buttons while their function is exactly the same?

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Apr 13, 2014

I am pretty new to windows programming, but i get around with small applications.

Now I want to create a window with 10 push buttons, and was just wondering if there is some smart way, maybe in a loop to create multiple buttons.

Also, on a very populated window, is there a way to maybe have the WM_CREATE commands stowed away in another cpp file? Just for readabilty.

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C Sharp :: Convert A List To Buttons

May 27, 2012

I have a txt file of drinks, and I want to meak a list of buttons of it (the txt file is build like this: fanta : 2 ), how can I make buttons of all the drinks ( I get the first one in a button , but not the others).

Dictionary<string, double> drank = new Dictionary<string, double>();
     string[] words = new string[8];
     Button button;
     <Button> BtnList = new List<Button>();

[Code] ....

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C++ :: Making List Box With 2 Scroll Buttons

Oct 13, 2012

I want to make something like this for a game:

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Needs to run crossplatform (windows, linux).

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