progress-bar

问题 My application runs some database queries that can take a long time. While executing these queries, my application appears to freeze and it looks like the application has stopeed working. I need to use progressbar to avoid this problem but I am not sure how can predict the time that the query will take to execute. The code runing the query is below private void CheckSsMissingDate() { while (DateTime.Parse(time) <= DateTime.Now) { var ssCon = OpenSQLConnection(); var cmd = new SqlCommand(

问题 How would you make rounded gradient for ProgressBar like on screen? What I have now: pb_shape.xml : <?xml version="1.0" encoding="utf-8"?> <layer-list xmlns:android="http://schemas.android.com/apk/res/android"> <item android:id="@android:id/background"> <shape> <corners android:radius="12dip" /> <stroke android:width="1dip" android:color="@color/primary_white" /> <gradient android:angle="270" android:centerColor="@color/primary_black" android:centerY="0.5" android:endColor="@color/primary

问题 I have a WPF, vista style progressbar that I want to change the brushes on. I've set the foreground brush to another color, but there is a sort of whoosh animation effect whose color is still the default green. How can I change this? 回答1: To do this you need to edit the ControlTemplate Styles for the Progress Bar control in your project. <Style x:Key="{x:Type ProgressBar}" TargetType="{x:Type ProgressBar}"> <Setter Property="Template"> <Setter.Value> <ControlTemplate TargetType="{x:Type

问题 I have successfully created a threading example of a thread which can update a Progressbar as it goes. However doing the same thing with multiprocessing has so far eluded me. I'm beginning to wonder if it is possible to use tkinter in this way. Has anyone done this? I am running on OS X 10.7. I know from looking around that different OS's may behave very differently, especially with multiprocessing and tkinter. I have tried a producer which talks directly to the widget, through both

问题 my target is realize a progress bar with custom background. the final result should be look at this: the background it's (in order) green, yellow and red. The lightblue color it's over the background...the progress line. There are some tutorial for make this? I've already realize some progress bar, but nothing with custom background that i would. Thanks. 回答1: Simply use linear-gradient and you can specify as many color as you want and control the % of each one easily: .progress { height:52px;

问题 How do I set the gradient of a ProgressBar in XAML to dynamic filling? At the moment its like: Code for both progress bars: <ProgressBar.Foreground> <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0"> <LinearGradientBrush.RelativeTransform> <CompositeTransform CenterY="0.5" CenterX="0.5" Rotation="270"/> </LinearGradientBrush.RelativeTransform> <GradientStop Color="Lime" Offset="0"/> <GradientStop Color="Red" Offset="1"/> </LinearGradientBrush> </ProgressBar.Foreground> but I want to

问题 i have a window in Qt, on that i am drawing a picture. now i want to place the progressbar over it. how can i do that?.. steps i am following to do Create a window, Draw picture in paint event of window Then create QGridLayout layout, add your window Display over it. suppose i want to add progress bar, over a portion of picture window. how can i do that i dont think its possible to implement in window paint event. please assist me Thanks 回答1: You can add the progress bar as child of your

问题 Hello i really try and search before ask.. Im trying to use jquery for a progress bar, i found a lot of info, the problem is most of the examples are just "animations" i mean, they dont really display the %, of the loading process.. and i cant find a way to do it. Im trying to use this http://www.htmldrive.net/items/show/791/Very-Beautiful-CSS3-And-JQuery-progress-bar Mixed With the correct answer on this question. how to create a jQuery loading bar? (like the ones used on flash sites) But i

问题 I have multiple threads accessing a method. That method updates the progress bar on the form as the threads execute. That method updates the progress bar on my windows form showing the progress of the processed files as the threads are completing them. How would you go about managing that method to avoid deadlocks. Im having trouble locking it, dont know if im doing it wrong, or if i should lock it in this case. public void myWorkerClass() { int amountToScan = 4; lblcount.BeginInvoke( (

问题 I created a semi circular progress bar using this devadvance\circularSeekBar and it looks like this when I select that custom view from the palette. . In this I have two Relative layouts with weights. Weight of the layout containing the progress bar is 2 and the bottom one has weight of 3. And layout width and height of the progress bar is set to wrap content. So my issue is why does the progress bar look like this when selected from palette? Is it that the canvas size takes the perfect