And FINALLY ported Table. Now to write an example program.

This commit is contained in:
Pietro Gagliardi 2018-08-26 19:55:10 -04:00
parent 3c4b7e208a
commit 85940dae2e
3 changed files with 183 additions and 0 deletions

20
pkgui.c
View File

@ -238,3 +238,23 @@ const uiTableModelHandler pkguiTableModelHandler = {
.CellValue = pkguiDoTableModelCellValue,
.SetCellValue = realDoTableModelSetCellValue,
};
uiTableTextColumnOptionalParams *pkguiAllocTableTextColumnOptionalParams(void)
{
return (uiTableTextColumnOptionalParams *) pkguiAlloc(sizeof (uiTableTextColumnOptionalParams));
}
void pkguiFreeTableTextColumnOptionalParams(uiTableTextColumnOptionalParams *p)
{
free(p);
}
uiTableParams *pkguiAllocTableParams(void)
{
return (uiTableParams *) pkguiAlloc(sizeof (uiTableParams));
}
void pkguiFreeTableParams(uiTableParams *p)
{
free(p);
}

View File

@ -92,4 +92,10 @@ extern void pkguiFreeAreaHandler(uiAreaHandler *ah);
// tablemodel.go
extern const uiTableModelHandler pkguiTableModelHandler;
// table.go
extern uiTableTextColumnOptionalParams *pkguiAllocTableTextColumnOptionalParams(void);
extern void pkguiFreeTableTextColumnOptionalParams(uiTableTextColumnOptionalParams *p);
extern uiTableParams *pkguiAllocTableParams(void);
extern void pkguiFreeTableParams(uiTableParams *p);
#endif

157
table.go Normal file
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@ -0,0 +1,157 @@
// 26 august 2018
package ui
import (
"unsafe"
)
// #include "pkgui.h"
import "C"
// TableModelColumnNeverEditable and
// TableModelColumnAlwaysEditable are the value of an editable
// model column parameter to one of the Table create column
// functions; if used, that jparticular Table colum is not editable
// by the user and always editable by the user, respectively.
const (
TableModelColumnNeverEditable = -1
TableModelColumnAlwaysEditable = -2
)
// TableTextColumnOptionalParams are the optional parameters
// that control the appearance of the text column of a Table.
type TableTextColumnOptionalParams struct {
// ColorModelColumn is the model column containing the
// text color of this Table column's text, or -1 to use the
// default color.
//
// If CellValue for this column for any cell returns nil, that
// cell will also use the default text color.
ColorModelColumn int
}
func (p *TableTextColumnOptionalParams) toLibui() *C.uiTableTextColumnOptionalParams {
if p == nil {
return nil
}
cp := C.pkguiAllocTableTextColumnOptionalParams()
cp.ColorModelColumn = C.int(p.ColorModelColumn)
return cp
}
// TableParams defines the parameters passed to NewTable.
type TableParams struct {
// Model is the TableModel to use for this uiTable.
// This parameter cannot be nil.
Model *TableModel
// RowBackgroundColorModelColumn is a model column
// number that defines the background color used for the
// entire row in the Table, or -1 to use the default color for
// all rows.
//
// If CellValue for this column for any row returns NULL, that
// row will also use the default background color.
RowBackgroundColorModelColumn int
}
func (p *TableParams) toLibui() *C.uiTableParams {
cp := C.pkguiAllocTableParams()
cp.Model = p.Model.m
cp.RowBackgroundColorModelColumn = C.int(p.RowBackgroundColorModelColumn)
return cp
}
// Table is a Control that shows tabular data, allowing users to
// manipulate rows of such data at a time.
type Table struct {
ControlBase
t *C.uiTable
}
// NewTable creates a new Table with the specified parameters.
func NewTable(p *TableParams) *Table {
t := new(Table)
cp := p.toLibui()
t.t = C.uiNewTable(cp)
C.pkguiFreeTableParams(cp)
t.ControlBase = NewControlBase(t, uintptr(unsafe.Pointer(t.t)))
return t
}
// AppendTextColumn appends a text column to t. name is
// displayed in the table header. textModelColumn is where the text
// comes from. If a row is editable according to
// textEditableModelColumn, SetCellValue is called with
// textModelColumn as the column.
func (t *Table) AppendTextColumn(name string, textModelColumn int, textEditableModelColumn int, textParams *TableTextColumnOptionalParams) {
cname := C.CString(name)
defer freestr(cname)
cp := textParams.toLibui()
defer C.pkguiFreeTableTextColumnOptionalParams(cp)
C.uiTableAppendTextColumn(t.t, cname, C.int(textModelColumn), C.int(textEditableModelColumn), cp)
}
// AppendImageColumn appends an image column to t.
// Images are drawn at icon size, appropriate to the pixel density
// of the screen showing the Table.
func (t *Table) AppendImageColumn(name string, imageModelColumn int) {
cname := C.CString(name)
defer freestr(cname)
C.uiTableAppendImageColumn(t.t, cname, C.int(imageModelColumn))
}
// AppendImageTextColumn appends a column to t that
// shows both an image and text.
func (t *Table) AppendImageTextColumn(name string, imageModelColumn int, textModelColumn int, textEditableModelColumn int, textParams *TableTextColumnOptionalParams) {
cname := C.CString(name)
defer freestr(cname)
cp := textParams.toLibui()
defer C.pkguiFreeTableTextColumnOptionalParams(cp)
C.uiTableAppendImageTextColumn(t.t, cname, C.int(imageModelColumn), C.int(textModelColumn), C.int(textEditableModelColumn), cp)
}
// AppendCheckboxColumn appends a column to t that
// contains a checkbox that the user can interact with (assuming the
// checkbox is editable). SetCellValue will be called with
// checkboxModelColumn as the column in this case.
func (t *Table) AppendCheckboxColumn(name string, checkboxModelColumn int, checkboxEditableModelColumn int) {
cname := C.CString(name)
defer freestr(cname)
C.uiTableAppendCheckboxColumn(t.t, cname, C.int(checkboxModelColumn), C.int(checkboxEditableModelColumn))
}
// AppendCheckboxTextColumn appends a column to t
// that contains both a checkbox and text.
func (t *Table) AppendCheckboxTextColumn(name string, checkboxModelColumn int, checkboxEditableModelColumn int, textModelColumn int, textEditableModelColumn int, textParams *TableTextColumnOptionalParams) {
cname := C.CString(name)
defer freestr(cname)
cp := textParams.toLibui()
defer C.pkguiFreeTableTextColumnOptionalParams(cp)
C.uiTableAppendCheckboxTextColumn(t.t, cname, C.int(checkboxModelColumn), C.int(checkboxEditableModelColumn), C.int(textModelColumn), C.int(textEditableModelColumn), cp)
}
// AppendProgressBarColumn appends a column to t
// that displays a progress bar. These columns work like
// ProgressBar: a cell value of 0..100 displays that percentage, and
// a cell value of -1 displays an indeterminate progress bar.
func (t *Table) AppendProgressBarColumn(name string, progressModelColumn int) {
cname := C.CString(name)
defer freestr(cname)
C.uiTableAppendProgressBarColumn(t.t, cname, C.int(progressModelColumn))
}
// AppendButtonColumn appends a column to t
// that shows a button that the user can click on. When the user
// does click on the button, SetCellValue is called with a nil
// value and buttonModelColumn as the column.
// CellValue on buttonModelColumn should return the text to show
// in the button.
func (t *Table) AppendButtonColumn(name string, buttonModelColumn int, buttonClickableModelColumn int) {
cname := C.CString(name)
defer freestr(cname)
C.uiTableAppendButtonColumn(t.t, cname, C.int(buttonModelColumn), C.int(buttonClickableModelColumn))
}