panel

问题 i am trying to write a code on Mouse_Hover event of a panel in my winform app using c#. This is my code .. private void viewscreen_MouseHover(object sender, EventArgs e) { statuspnl.Enabled = true; statuspnl.Visible = true; } but the problem is the event is not firing when i am taking the mouse over the viewscreen panel // viewscreen // this.viewscreen.BackColor = System.Drawing.SystemColors.ActiveCaptionText; this.viewscreen.Controls.Add(this.statuspnl); this.viewscreen.Location = new System

问题 I have a hidden panel off the left side of the screen which slides into view on the click of a 'tab' positioned on the left side of the screen. I need the panel to slide over the top of the existing page content, and I need the tab to move with it. and so both are absolutely positioned in css. Everything works fine, apart from I need the tab (and thus the tab-container) to move left with the panel when it is revealed, so it appears to be stuck to the right-hand-side of the panel. Its

问题 EDIT: I am struggling with the title of this post since I am not sure anymore whether the white space is the problem. My main concern is that the pie charts are too small and I wanted to enlarge them by filling up the white margins in between them. Not sure whether this means that the pie charts are the problem, or whether the margins are! I made the following graph: However, the pie charts are way too small to be of added value to this graph. I gave them a grey background and in that way it

问题 I am creating a page which shows some details in several gridviews. I am saying several because the number of gridviews is not constant . I am having a panel on the aspx page and adding gridviews to it dynamically. aspx code: <asp:Panel ID="pnlResult" runat="server"></asp:Panel> aspx.cs code int numOfGroups = some number here; for (int i = 1; i < numOfGroups + 1; i++) { GridView grd = new GridView(); grd.ID = "GridView" + i.ToString(); grd.BackColor = getColor(i); grd.DataSource = dt; // some

问题 I have created a panel using ExtJs.This panel is center item of a border layout viewport. I want to add a horizontal scrollbar into this panel. The coding for this panel is given below. var centerpanel = Ext.create('Ext.panel.Panel', { region: 'center', autoScroll: true, name: 'mainpanel', id: 'mainpanel', items: [{ contentEl: 'center1' }] }); The coding for the viewport given below. var viewport = Ext.create('Ext.Viewport', { id: 'border-example', layout: 'border', items: [ { region: 'south'

问题 I intend to read from a directory a list of CSV files and assign them to a Panel as a series of dataframes. But the Panel doesn't seem to taking the return from the read_csv(). I am using Pandas 0.11 and NumPy 1.7.1. Here's a snippet of what I have done so far: dp = pd.Panel({}) j = 0 for csv in csv_list: dp[j] = pd.read_csv(csv, index_col=key, sep=delim_list[j]) j += 1 But from idle it shows that: >>> dp[0] Empty DataFrame Columns: [] Index: [] What am I doing wrong? 回答1: Make sure that your

问题 I'm trying to create a line plot using groups and panels that superposes a symbol on the first value of each group. This attempt plots the first point of the first group only and does nothing for the other two groups. library(lattice) foo <- data.frame(x=-100:100, y=sin(c(-100:100)*pi/4)) xyplot( y~x | y>0, foo, groups=cut(x,3), panel = function(x, y, subscripts, ...) { panel.xyplot(x, y, subscripts=subscripts, type='l', ...) # almost but not quite: panel.superpose(x[1], y[1], subscripts

问题 While using Panel control in TabPage of Tab control, I have quite a few child controls like RichTextBox, Buttons, Labels etc. Problem is when I scroll in the Panel, there is a flickering inside. The child controls are not being shown/drown/painted smoothly like they are already there. Looking for something that could make this scrolling smooth and remove the flickering effect. Any suggestions would help a lot. I tried a several other methods like DoubleBuffered, but didn't really work. 回答1:

问题 I asked a very similar question just before. The difference is, before it was a situation with only one company. Now it's a panel data structure. I want to merge two data.frames by date. Data contains stock data for each trading day of a stock. Events contains news about the company. Some news were published on non-trading days, so there are no stock data for this day. For example on 04.01.2000 some news for company "A" were published. I want to merge this article with the return of the NEXT

问题 I have a panel in my form named Pan_Paint and I have the code below: Graphics graph = Pan_Paint.CreateGraphics(); graph.FillEllipse(new SolidBrush(Blue), 10, 10, 100, 100); When I minize the form, and the when I restore it, the line will disappear. Or when I press Tab Button, the same thing will happen. What can I do to fix that? Thank you. 回答1: This is basic. You either need to cache all drawing in some data structures and have them drawn in the Paint event. Again and again, whenever windows