cell

How to make cells have a gradient background?

由 假装没事ソ 提交于 2019-12-18 07:07:02
问题 I have inserted a table view on my view controller and I was wondering how can I give the cells in the table view a gradient background? Can I edit each cell individually to give it a different color gradient background for each cell? For example, each cell is labeled after an index in the trainingLevels array, how could I make to where each has a different color gradient background? Here's my code: import UIKit class ViewController: UIViewController, UITableViewDelegate,

UITextView and cell dynamically update height based on content of textview?

由 纵然是瞬间 提交于 2019-12-18 05:22:28
问题 I have been having an issue regarding a UITextView inside a custom cell. The textView works perfectly besides my issue. I have the UITextViewDelegate methods setup so when something happens to the textview, I have those methods connected. I would like to know how I can have my custom cell dynamically increase it's height as the user types. Once the user hits the end of the line of the textview, to also have the textview add another line automatically. I have been searching online for a while,

Add switch in UITableView cell in Swift

由 怎甘沉沦 提交于 2019-12-18 04:43:14
问题 How can I embed a UISwitch programmatically in a tableView cell in Swift? I'm doing it like that let shareLocationSwitch = UISwitch() cell.accessoryView = shareLocationSwitch 回答1: Here is way you can embed a UISwitch on a UITableView cell. func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { var cell = tableView.dequeueReusableCell(withIdentifier: "yourcellIdentifire", for: indexPath) as! YourCellClass //here is programatically switch make to the

vue element结合spring boot做excel导出

由 自古美人都是妖i 提交于 2019-12-18 03:49:28
vue端： 首先，页面导出按钮 <el-button size="mini" type="primary" :disabled="!buttons.withdraw_btn_uoload" @click="exportExcel" style="float:right;">导出</el-button> 新增接口： export function exportWithdrawExcelAPI(params) { return request({ url: '/order/XXXXXXXXXXX', method: 'GET', responseType: 'blob', params }) } 引入接口： import { exportWithdrawExcelAPI} from "@/api/order"; 点击事件，写在method里面： // 导出 exportExcel(){ exportWithdrawExcelAPI(this.formInline).then(res => { if(res.size > 0){ const content = res const blob = new Blob([content]) const fileName = '提现审核表.xlsx' if ('download' in document.createElement('a')) {

How can I extract a string from an excel cell?

由 女生的网名这么多〃 提交于 2019-12-17 19:52:53
问题 I know how to write to a cell, but how do I get an already existing string written inside a cell in an excel file into a string object so I can use it to generate data in other cells? My code so far: Excel.ApplicationClass excelApp = new Excel.ApplicationClass(); excelApp.Visible = true; Excel.Workbook excelWorkbook = excelApp.Workbooks.Open("C:\\Users\\user\\Desktop\\list.xls", 0, false, 5, "", "", false, Excel.XlPlatform.xlWindows, "", true, false, 0, true, false, false); Excel.Sheets

extjs change grid cell background based on value

由 喜夏-厌秋 提交于 2019-12-17 19:22:28
问题 I applied a renderer to my grid-column, but the background color is not changing: renderer: function(value, meta) { if (parseInt(value) > 0) { meta.tdCls = 'category-matching'; return value; } else { meta.tdCls = 'category-not-matching'; return value; } } css: .x-grid-cell .category-matching { background-color:green; } .x-grid-cell .category-not-matching { background-color:red; } I also tried .grid-cell-inner and background-color:red; !important but no effect. Any idea? 回答1: Try this...

JavaFX Table Cell Formatting

由 北慕城南 提交于 2019-12-17 19:21:21
问题 TableColumn<Event,Date> releaseTime = new TableColumn<>("Release Time"); releaseTime.setCellValueFactory( new PropertyValueFactory<Event,Date>("releaseTime") ); How can I change the format of releaseTime? At the moment it calls a simple toString on the Date object. 回答1: You can accomplish that through Cell Factories. See https://stackoverflow.com/a/10149050/682495 https://stackoverflow.com/a/10700642/682495 Although the 2nd link is about ListCell , the same logic is totally applicable to

IOS——中级篇 --TableView以及Cell

由 余生长醉 提交于 2019-12-17 18:47:50
// 设置 tableView 的行高 self .tableView.rowHeight = 100 ; // 设置 tableView 分割线的样式 // UITableViewCellSeparatorStyleNone 不显示分割线 // UITableViewCellSeparatorStyleSingleLine 显示分割线 ( 默认 ) self .tableView.separatorStyle = UITableViewCellSeparatorStyleSingleLine; self . tableView . allowsSelection = NO ; // 不允许选中 // 设置分割线的颜色 self .tableView.separatorColor = [UIColor orangeColor]; // 让没有内容单元格不显示 [ 小技巧 ] self . tableView . tableFooterView = [[ UIView alloc ] init ]; // 设置 (top,left,bottom,right)[top 与 bottom 无效 ] self .tableView.separatorInset = UIEdgeInsetsMake( 0 , 10 , 0 , 10 ); 在stroyborud 加载cell

Grouped UITableview remove outer separator line

由 陌路散爱 提交于 2019-12-17 15:24:01
问题 I have a grouped UITableview which is created programatically. Also I have a cell with xib file populated in tableview programmatically as well. So far so good. But I want to only remove outer separator line. I used below code but this time removed all separator line. self.tableView.separatorColor = [UIColor clearColor]; this is not good option for my situation. Here is the screenshot what i want to do; 回答1: I just worked out a solution, as the cell has contentView which is a UIView , so I

IOS中UITableViewCell的重用机制原理

由 ぃ、小莉子 提交于 2019-12-17 13:23:34
创建UITableViewController子类的实例后，IDE生成的代码中有如下段落： - (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath { static NSString *CellIdentifier = [NSString stringWithFormat:@"Cell"]; UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:CellIdentifier]; if (cell == nil) { cell = [[[UITableViewCell alloc] initWithStyle:UITableViewCellStyleDefault reuseIdentifier:CellIdentifier] autorelease]; } //config the cell return cell; } 这里就涉及了TableView的重用机制，为了做到显示和数据分离，IOS tableView的实现并且不是为每个数据项创建一个tableCell。而是只创建屏幕可显示最大个数的cell，然后重复使用这些cell，对
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