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Angular custom style to mat-dialog

I am trying to customize the default "mat-dialog" in Angular 5. What I want to achieve is having a toolbar in the upper part of the dialog, which should cover the whole width. However, the mat-dialog-container has a fixed padding of 24px which I could not override. I tried to style both the h1 and the mat-dialog-container.

@Component({
selector: 'error-dialog',
template: 
` <h1 mat-dialog-title> ERRORE </h1>             
    <div mat-dialog-content>
        {{data.error}}
    </div>
    <div mat-dialog-actions>
        <button mat-button (click)="onClick()">Ok</button> 
    </div>`,
styles: [
'h1 { background: #E60000; color: white; }',
// 'myDialogStyle .mat-dialog-container { padding: 1px !important;}'
]})

export class ErrorDialog {
constructor(
public dialogRef: MatDialogRef<ErrorDialog>,
@Inject(MAT_DIALOG_DATA) public data: any) { }

onClick(): void {
this.dialogRef.close();
 }
}

openErrorDialog(errore: string): void{
    let dialogRef = this.dialog.open(ErrorDialog, {
        width: '80%',
        data: { error: errore }
        //panelClass: 'myDialogStyle'
    });
}
over 4 years ago · Santiago Trujillo
3 answers
Answer question

0

You can pass a custom panelClass in your matDialogConfig Object (doc here)

so

openErrorDialog(errore: string): void{
    let dialogRef = this.dialog.open(ErrorDialog, {
        width: '80%',
        data: { error: errore }
        panelClass: 'custom-modalbox'
    });
}

And in your custom panelClass you can override the padding :

.custom-modalbox {
    mat-dialog-container {
        padding: 0;
    }
}

But your .custom-modalbox should be global scoped to be applied (not defined in the component styles )

over 4 years ago · Santiago Trujillo Report

0

This will definitely work:

::ng-deep.mat-dialog-container {
    padding: 0px !important;
}
over 4 years ago · Santiago Trujillo Report

0

You should use panelClass on the component at the same time as ::ng-deep on the css.

openErrorDialog(errore: string): void{
let dialogRef = this.dialog.open(ErrorDialog, {
    width: '80%',
    data: { error: errore }
    panelClass: 'custom-modalbox'
});
}

in css:

::ng-deep .custom-modalbox {
mat-dialog-container {
    padding: 0;
}
}
over 4 years ago · Santiago Trujillo Report
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