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kandi has reviewed DropDownMenu and discovered the below as its top functions. This is intended to give you an instant insight into DropDownMenu implemented functionality, and help decide if they suit your requirements.
一个实用的多条件筛选菜单
Gradle Dependency
allprojects {
repositories {
...
maven { url "https://jitpack.io" }
}
}
dependencies {
compile 'com.github.dongjunkun:DropDownMenu:1.0.4'
}
使用
<com.yyydjk.library.DropDownMenu
android:id="@+id/dropDownMenu"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:ddmenuTextSize="13sp" //tab字体大小
app:ddtextUnselectedColor="@color/drop_down_unselected" //tab未选中颜色
app:ddtextSelectedColor="@color/drop_down_selected" //tab选中颜色
app:dddividerColor="@color/gray" //分割线颜色
app:ddunderlineColor="@color/gray" //下划线颜色
app:ddmenuSelectedIcon="@mipmap/drop_down_selected_icon" //tab选中状态图标
app:ddmenuUnselectedIcon="@mipmap/drop_down_unselected_icon"//tab未选中状态图标
app:ddmaskColor="@color/mask_color" //遮罩颜色,一般是半透明
app:ddmenuBackgroundColor="@color/white" //tab 背景颜色
app:ddmenuMenuHeightPercent="0.5" 菜单的最大高度,根据屏幕高度的百分比设置
...
/>
Reactstrap Navbar align items right
className="position-absolute top-0 end-0"
How can I read strings from a multiple textboxinputs and store them in a vector in Shiny?
vec <- sapply(gtools::mixedsort(grep('answer_key',names(input), value = TRUE)),
function(x) input[[x]])
library(shiny)
library(DT)
ui <-
navbarPage(title="Analysis",
tabPanel(title="Input",
sidebarLayout(
sidebarPanel(
fileInput("file","Upload the file"),
checkboxInput('file_has_headers',"Take Column Names from the first row of the file",value= TRUE),
checkboxInput('show_head_only',"Display only first 6 rows. Uncheck this to see entire file",value= TRUE),
radioButtons(inputId = 'sep', label = 'Separator', choices = c(Comma=',',Semicolon=';',Tab='\t', Space=''), selected = ','),
textAreaInput("domains", 'Enter the comma seperated list of dimensions, for example: verbal ability, numerical ability' ),
width = 4
),
mainPanel(
wellPanel(
DT::dataTableOutput("uploaded_table"
),# Displays the uploaded table by using js dataTable from DT package
),
width = 8
),
position = 'left'
)
), #End of Input Tab panel
tabPanel(title="Verification",
fillCol(uiOutput('choose_columns')),
textOutput('text')
## end of fillRow
), #End of Verification Tab Panel
navbarMenu(title="Analayis",
tabPanel(title="Item Analysis", "content"
), #End of Item Analysis Tab Panel
tabPanel(title="Test Analysis", "content"
) #End of Test Analysis Tab Panel
) #End of navbarMenu
) #End of navbarPage
server <- function(input, output) {
#1: Get the uploaded file in the data variable
data <- reactive({
uploaded <- input$file
#if(is.null(file1)){return("No file is selected or selected file is not in the right format. Please check the documentation and upload correct file.")}
req(uploaded) #req retruns a silence rather than error and is better than using if()
if(input$show_head_only){
head(read.csv(file=uploaded$datapath, sep=input$sep,header = input$file_has_headers)) #head() returns only first 6 rows
} else {
read.csv(file=uploaded$datapath, sep=input$sep,header = input$file_has_headers)
}
})
#3: set element to show the uploaded csv file as a table
output$uploaded_table<- DT::renderDataTable(
data(), # If a variable contains the output of reactive() function, it must be used as a function.
server=TRUE, #Important to keep this as true so that large datasets do not crash the browser
options = list(
scrollX = TRUE
),
) # End of uploaded table output setting
#4: Set dynamic checkboxes based on the number of columns in the data
output$choose_columns <- renderUI({
n <- length(names(data()))
colnames <- names(data())
items <- strsplit(input$domains,',')[[1]]
tagList(
lapply(1:n, function(i){
div(
div(style="display: inline-block; vertical-align:top; width: 150px ;",checkboxInput(paste0('Columns', i),"", value = TRUE )),
div(style="display: inline-block; vertical-align:top; width: 150px ;",textInput(paste0('answer_key', i),"",placeholder = 'e.g. A')),
div(style="display: inline-block; vertical-align:top; width: 150px ;",selectInput(inputId = "domains", label = "", choices = items)),
div(style="display: inline-block; vertical-align:top; width: 150px ;",textInput(paste0('valid_options',i),"",placeholder = 'e.g. A,B,C,D'))
)
})
)
})
output$text <- renderText({
vec <- sapply(gtools::mixedsort(grep('answer_key', names(input), value = TRUE)), function(x) input[[x]])
vec
})
}
shinyApp(ui, server)
-----------------------
vec <- sapply(gtools::mixedsort(grep('answer_key',names(input), value = TRUE)),
function(x) input[[x]])
library(shiny)
library(DT)
ui <-
navbarPage(title="Analysis",
tabPanel(title="Input",
sidebarLayout(
sidebarPanel(
fileInput("file","Upload the file"),
checkboxInput('file_has_headers',"Take Column Names from the first row of the file",value= TRUE),
checkboxInput('show_head_only',"Display only first 6 rows. Uncheck this to see entire file",value= TRUE),
radioButtons(inputId = 'sep', label = 'Separator', choices = c(Comma=',',Semicolon=';',Tab='\t', Space=''), selected = ','),
textAreaInput("domains", 'Enter the comma seperated list of dimensions, for example: verbal ability, numerical ability' ),
width = 4
),
mainPanel(
wellPanel(
DT::dataTableOutput("uploaded_table"
),# Displays the uploaded table by using js dataTable from DT package
),
width = 8
),
position = 'left'
)
), #End of Input Tab panel
tabPanel(title="Verification",
fillCol(uiOutput('choose_columns')),
textOutput('text')
## end of fillRow
), #End of Verification Tab Panel
navbarMenu(title="Analayis",
tabPanel(title="Item Analysis", "content"
), #End of Item Analysis Tab Panel
tabPanel(title="Test Analysis", "content"
) #End of Test Analysis Tab Panel
) #End of navbarMenu
) #End of navbarPage
server <- function(input, output) {
#1: Get the uploaded file in the data variable
data <- reactive({
uploaded <- input$file
#if(is.null(file1)){return("No file is selected or selected file is not in the right format. Please check the documentation and upload correct file.")}
req(uploaded) #req retruns a silence rather than error and is better than using if()
if(input$show_head_only){
head(read.csv(file=uploaded$datapath, sep=input$sep,header = input$file_has_headers)) #head() returns only first 6 rows
} else {
read.csv(file=uploaded$datapath, sep=input$sep,header = input$file_has_headers)
}
})
#3: set element to show the uploaded csv file as a table
output$uploaded_table<- DT::renderDataTable(
data(), # If a variable contains the output of reactive() function, it must be used as a function.
server=TRUE, #Important to keep this as true so that large datasets do not crash the browser
options = list(
scrollX = TRUE
),
) # End of uploaded table output setting
#4: Set dynamic checkboxes based on the number of columns in the data
output$choose_columns <- renderUI({
n <- length(names(data()))
colnames <- names(data())
items <- strsplit(input$domains,',')[[1]]
tagList(
lapply(1:n, function(i){
div(
div(style="display: inline-block; vertical-align:top; width: 150px ;",checkboxInput(paste0('Columns', i),"", value = TRUE )),
div(style="display: inline-block; vertical-align:top; width: 150px ;",textInput(paste0('answer_key', i),"",placeholder = 'e.g. A')),
div(style="display: inline-block; vertical-align:top; width: 150px ;",selectInput(inputId = "domains", label = "", choices = items)),
div(style="display: inline-block; vertical-align:top; width: 150px ;",textInput(paste0('valid_options',i),"",placeholder = 'e.g. A,B,C,D'))
)
})
)
})
output$text <- renderText({
vec <- sapply(gtools::mixedsort(grep('answer_key', names(input), value = TRUE)), function(x) input[[x]])
vec
})
}
shinyApp(ui, server)
Dropdownmenu in Streamlit without brackets and quotes
data = [ ['Bitcoin', 'BTC-USD'], ['Ethereum', 'ETH-USD'] ]
data = [','.join(row) for row in data]
with open('symbols.csv', newline='') as f:
data = list(f)
data = [line.strip() for line in data]
with open('symbols.csv', newline='') as f:
data = f.read().splitlines()
data = data[1:]
-----------------------
data = [ ['Bitcoin', 'BTC-USD'], ['Ethereum', 'ETH-USD'] ]
data = [','.join(row) for row in data]
with open('symbols.csv', newline='') as f:
data = list(f)
data = [line.strip() for line in data]
with open('symbols.csv', newline='') as f:
data = f.read().splitlines()
data = data[1:]
-----------------------
data = [ ['Bitcoin', 'BTC-USD'], ['Ethereum', 'ETH-USD'] ]
data = [','.join(row) for row in data]
with open('symbols.csv', newline='') as f:
data = list(f)
data = [line.strip() for line in data]
with open('symbols.csv', newline='') as f:
data = f.read().splitlines()
data = data[1:]
-----------------------
data = [ ['Bitcoin', 'BTC-USD'], ['Ethereum', 'ETH-USD'] ]
data = [','.join(row) for row in data]
with open('symbols.csv', newline='') as f:
data = list(f)
data = [line.strip() for line in data]
with open('symbols.csv', newline='') as f:
data = f.read().splitlines()
data = data[1:]
-----------------------
data = [ ['Bitcoin', 'BTC-USD'], ['Ethereum', 'ETH-USD'] ]
data = [','.join(row) for row in data]
with open('symbols.csv', newline='') as f:
data = list(f)
data = [line.strip() for line in data]
with open('symbols.csv', newline='') as f:
data = f.read().splitlines()
data = data[1:]
React: cannot acces component props when refreshing the page
const newTo = {
pathname: `/details/${name}`,
state: {country: country}
}
const {state} = useLocation()
const country = state.country
-----------------------
const newTo = {
pathname: `/details/${name}`,
state: {country: country}
}
const {state} = useLocation()
const country = state.country
Jetpack compose DropdownMenu With rounded Corners
val Shapes = Shapes(
small = RoundedCornerShape(4.dp),
medium = RoundedCornerShape(4.dp), //<- used by `DropdownMenu`
large = RoundedCornerShape(0.dp)
)
MaterialTheme(shapes = MaterialTheme.shapes.copy(medium = RoundedCornerShape(16.dp))) {
DropdownMenu(
expanded = menuExpanded,
onDismissRequest = {
menuExpanded = false
}
) {
DropdownMenuItem(onClick = {}) {
Text("Item 2")
}
DropdownMenuItem(onClick = {}) {
Text("Item 3")
}
}
}
-----------------------
val Shapes = Shapes(
small = RoundedCornerShape(4.dp),
medium = RoundedCornerShape(4.dp), //<- used by `DropdownMenu`
large = RoundedCornerShape(0.dp)
)
MaterialTheme(shapes = MaterialTheme.shapes.copy(medium = RoundedCornerShape(16.dp))) {
DropdownMenu(
expanded = menuExpanded,
onDismissRequest = {
menuExpanded = false
}
) {
DropdownMenuItem(onClick = {}) {
Text("Item 2")
}
DropdownMenuItem(onClick = {}) {
Text("Item 3")
}
}
}
How to access (Populate ) values in a map where , value is a list
final mapdropdownlist = { 'Category': [ 'A', 'B', 'C', 'D', 'C', 'E' ], 'Availiblity': ['F','G'], 'From': [], 'Instant Booking': [], 'Pricing': [12,13,14], 'Rating': [], };
items: mapdropdownlist[keymap]?.map((valitem) {
return DropdownMenuItem(
child: Text(
valitem.toString(),
style: TextStyle(color: Colors.white),
),
value: valitem,
);
}).toList(),
import 'package:flutter/material.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key? key, required this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: listofdropdown(),
);
}
final mapdropdownlist = { 'Category': [ 'A', 'B', 'C', 'D', 'C', 'E' ], 'Availiblity': ['F','G'], 'From': [], 'Instant Booking': [], 'Pricing': [12,13,14], 'Rating': [], };
ListView listofdropdown() {
dynamic valuechoose;
return ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: mapdropdownlist.keys.length,
itemBuilder: (context, index) {
var keymap = mapdropdownlist.keys.elementAt(index);
return Container(
width: 210,
decoration: BoxDecoration(
border: Border.all(
color: Colors.white,
width: .5,
),
borderRadius: BorderRadius.all(Radius.circular(15)),
),
padding: const EdgeInsets.symmetric(horizontal: 9.0),
margin: const EdgeInsets.symmetric(horizontal: 9.0, vertical: 20),
child: DropdownButton(
value: valuechoose,
onChanged: (val) {
setState(() {
valuechoose = val;
});
},
dropdownColor: Colors.green,
hint: Text("$keymap", style: TextStyle(color: Colors.white)),
items: mapdropdownlist[keymap]?.map((valitem) {
return DropdownMenuItem(
child: Text(
valitem.toString(),
style: TextStyle(color: Colors.white),
),
value: valitem,
);
}).toList(),
),
alignment: Alignment.center,
);
},
);
}
}
-----------------------
final mapdropdownlist = { 'Category': [ 'A', 'B', 'C', 'D', 'C', 'E' ], 'Availiblity': ['F','G'], 'From': [], 'Instant Booking': [], 'Pricing': [12,13,14], 'Rating': [], };
items: mapdropdownlist[keymap]?.map((valitem) {
return DropdownMenuItem(
child: Text(
valitem.toString(),
style: TextStyle(color: Colors.white),
),
value: valitem,
);
}).toList(),
import 'package:flutter/material.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key? key, required this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: listofdropdown(),
);
}
final mapdropdownlist = { 'Category': [ 'A', 'B', 'C', 'D', 'C', 'E' ], 'Availiblity': ['F','G'], 'From': [], 'Instant Booking': [], 'Pricing': [12,13,14], 'Rating': [], };
ListView listofdropdown() {
dynamic valuechoose;
return ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: mapdropdownlist.keys.length,
itemBuilder: (context, index) {
var keymap = mapdropdownlist.keys.elementAt(index);
return Container(
width: 210,
decoration: BoxDecoration(
border: Border.all(
color: Colors.white,
width: .5,
),
borderRadius: BorderRadius.all(Radius.circular(15)),
),
padding: const EdgeInsets.symmetric(horizontal: 9.0),
margin: const EdgeInsets.symmetric(horizontal: 9.0, vertical: 20),
child: DropdownButton(
value: valuechoose,
onChanged: (val) {
setState(() {
valuechoose = val;
});
},
dropdownColor: Colors.green,
hint: Text("$keymap", style: TextStyle(color: Colors.white)),
items: mapdropdownlist[keymap]?.map((valitem) {
return DropdownMenuItem(
child: Text(
valitem.toString(),
style: TextStyle(color: Colors.white),
),
value: valitem,
);
}).toList(),
),
alignment: Alignment.center,
);
},
);
}
}
-----------------------
final mapdropdownlist = { 'Category': [ 'A', 'B', 'C', 'D', 'C', 'E' ], 'Availiblity': ['F','G'], 'From': [], 'Instant Booking': [], 'Pricing': [12,13,14], 'Rating': [], };
items: mapdropdownlist[keymap]?.map((valitem) {
return DropdownMenuItem(
child: Text(
valitem.toString(),
style: TextStyle(color: Colors.white),
),
value: valitem,
);
}).toList(),
import 'package:flutter/material.dart';
void main() {
runApp(MyApp());
}
class MyApp extends StatelessWidget {
@override
Widget build(BuildContext context) {
return MaterialApp(
title: 'Flutter Demo',
theme: ThemeData(
primarySwatch: Colors.blue,
),
home: MyHomePage(title: 'Flutter Demo Home Page'),
);
}
}
class MyHomePage extends StatefulWidget {
MyHomePage({Key? key, required this.title}) : super(key: key);
final String title;
@override
_MyHomePageState createState() => _MyHomePageState();
}
class _MyHomePageState extends State<MyHomePage> {
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(widget.title),
),
body: listofdropdown(),
);
}
final mapdropdownlist = { 'Category': [ 'A', 'B', 'C', 'D', 'C', 'E' ], 'Availiblity': ['F','G'], 'From': [], 'Instant Booking': [], 'Pricing': [12,13,14], 'Rating': [], };
ListView listofdropdown() {
dynamic valuechoose;
return ListView.builder(
scrollDirection: Axis.horizontal,
itemCount: mapdropdownlist.keys.length,
itemBuilder: (context, index) {
var keymap = mapdropdownlist.keys.elementAt(index);
return Container(
width: 210,
decoration: BoxDecoration(
border: Border.all(
color: Colors.white,
width: .5,
),
borderRadius: BorderRadius.all(Radius.circular(15)),
),
padding: const EdgeInsets.symmetric(horizontal: 9.0),
margin: const EdgeInsets.symmetric(horizontal: 9.0, vertical: 20),
child: DropdownButton(
value: valuechoose,
onChanged: (val) {
setState(() {
valuechoose = val;
});
},
dropdownColor: Colors.green,
hint: Text("$keymap", style: TextStyle(color: Colors.white)),
items: mapdropdownlist[keymap]?.map((valitem) {
return DropdownMenuItem(
child: Text(
valitem.toString(),
style: TextStyle(color: Colors.white),
),
value: valitem,
);
}).toList(),
),
alignment: Alignment.center,
);
},
);
}
}
How to select multiple checkboxes in flutter in checkboxlisttile
ListView getNotecheckList() {
return ListView.builder(
itemCount: count,
itemBuilder: (_, int index) {
return Card(
color: Colors.white,
elevation: 2.0,
child: CheckboxListTile(
title: Text(this.noteList[position].note),
subtitle: Text(this.noteList[position].actn_on),
value: selectedIndexes.contains(index),
onChanged: (_) {
if (selectedIndexes.contains(index)) {
selectedIndexes.remove(index); // unselect
} else {
selectedIndexes.add(index); // select
}
},
controlAffinity: ListTileControlAffinity.leading,
),
);
},
);
}
Where is the `toggle` and `toggleModifier` of Jetpact Compose `DropdownMenu`
var expanded by remember { mutableStateOf(false) }
val suggestions = listOf("Item1", "Item2", "Item3")
var selectedText by remember { mutableStateOf("Item1") }
Box(
//toggleModifier
Modifier.background(Color.LightGray)
){
//toggle
Text(
text = selectedText,
modifier = Modifier.clickable(onClick = { expanded = true }),
fontSize = 16.sp
)
DropdownMenu(
expanded = expanded,
onDismissRequest = { expanded = false },
) {
suggestions.forEach { label ->
DropdownMenuItem(onClick = {
selectedText = label
}) {
Text(text = label)
}
}
}
}
Data from database is not fetched/displayed in listview flutter
class NewNote extends StatefulWidget{
final NoteModel note;
final CustomerModel customer;
NewNote(this.customer,this. note);
@override
State<StatefulWidget> createState() {
//return New_NoteState(this.customer);
return New_NoteState(this.customer,this.note);
}
class New_NoteState extends State<NewNote> with SingleTickerProviderStateMixin{
New_NoteState(this.customer,this.note);
NoteModel note=new NoteModel();
CustomerModel customer=new CustomerModel();
}
void _save() async {
note.cust_id=customer.cust_id;
...
}
MaterialAutoCompleteTextView dropdownmenu/adapter not shown
filled_exposed_dropdown.showDropDown()
QUESTION
Reactstrap Navbar align items right
Asked 2021-Jun-11 at 10:00as said in the title I'm trying my best to align the items to right side of the navbar I tried also ml-auto on Nav and mr-auto on items and ml-auto on items. But the reactstrap should stay on the left side. Example As seen on the picture. So I would appreciate help from you guys, I'm kinda new react and web development in general.
import React, { useState } from "react";
import {
Collapse,
Navbar,
NavbarToggler,
NavbarBrand,
Nav,
NavItem,
NavLink,
UncontrolledDropdown,
DropdownToggle,
DropdownMenu,
DropdownItem,
NavbarText,
} from "reactstrap";
const Example = (props) => {
const [isOpen, setIsOpen] = useState(false);
const toggle = () => setIsOpen(!isOpen);
return (
<div>
<Navbar color="light" light expand="sm">
<NavbarBrand href="/" className="mr-auto">
reactstrap
</NavbarBrand>
<NavbarToggler onClick={toggle} className="mr-2" />
<Collapse isOpen={isOpen} navbar>
<Nav navbar>
<NavItem>
<NavLink href="https://www.google.com">Team</NavLink>
</NavItem>
<NavItem>
<NavLink href="https://www.google.com">Events</NavLink>
</NavItem>
<UncontrolledDropdown nav inNavbar>
<DropdownToggle nav caret>
Unsere Beratung
</DropdownToggle>
<DropdownMenu right>
<DropdownItem>Bipapo</DropdownItem>
<DropdownItem>TomLongSchlong</DropdownItem>
<DropdownItem divider />
<DropdownItem>Der coole Reset</DropdownItem>
</DropdownMenu>
</UncontrolledDropdown>
<NavItem>
<NavLink href="https://www.google.com">Social Media</NavLink>
</NavItem>
<NavItem>
<NavLink href="https://www.google.com">Kontakt</NavLink>
</NavItem>
</Nav>
</Collapse>
</Navbar>
</div>
);
};
export default Example;
ANSWER
Answered 2021-Jun-11 at 10:00This just worked for me I hope it will work for you too!
className="position-absolute top-0 end-0"
Best regards Bias
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
No vulnerabilities reported
Save this library and start creating your kit
Save this library and start creating your kit