Remove header gap in most tables

CHANGELOG.md

@@ -36,6 +36,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - In addition, changed to using only legends within the graph for network, as well as redesigned the legend.
     The old legend style can still be used via the `--use_old_network_legend` flag or `use_old_network_legend = true` option.
 
+  - Removed header gap on tables.
+
 ### Bug Fixes
 
 - Fixed `dd` not working on non-first entries.

src/canvas/widgets/cpu_graph.rs

@@ -345,7 +345,8 @@ impl CpuGraphWidget for Painter {
                         .iter()
                         .map(|calculated_width| Constraint::Length(*calculated_width as u16))
                         .collect::<Vec<_>>()),
-                ),
+                )
+                .header_gap(0),
                 draw_loc,
             );
         }

src/canvas/widgets/disk_table.rs

@@ -147,7 +147,8 @@ impl DiskTableWidget for Painter {
                             .iter()
                             .map(|calculated_width| Constraint::Length(*calculated_width as u16))
                             .collect::<Vec<_>>()),
-                    ),
+                    )
+                    .header_gap(0),
                 margined_draw_loc[0],
             );
         }

src/canvas/widgets/process_table.rs

@@ -264,7 +264,8 @@ impl ProcessTableWidget for Painter {
                                     Constraint::Length(*calculated_width as u16)
                                 })
                                 .collect::<Vec<_>>()),
-                        ),
+                        )
+                        .header_gap(0),
                     margined_draw_loc[0],
                 );
             }

src/canvas/widgets/temp_table.rs

@@ -148,7 +148,8 @@ impl TempTableWidget for Painter {
                             .iter()
                             .map(|calculated_width| Constraint::Length(*calculated_width as u16))
                             .collect::<Vec<_>>()),
-                    ),
+                    )
+                    .header_gap(0),
                 margined_draw_loc[0],
             );
         }